diff --git a/web-next/app/[locale]/transfer-character/page.tsx b/web-next/app/[locale]/transfer-character/page.tsx
new file mode 100644
index 0000000..8a6fec7
--- /dev/null
+++ b/web-next/app/[locale]/transfer-character/page.tsx
@@ -0,0 +1,69 @@
+import type { Metadata } from 'next'
+import { setRequestLocale } from 'next-intl/server'
+import { redirect, Link } from '@/i18n/navigation'
+import { getSession } from '@/lib/session'
+import { getGameCharacters } from '@/lib/characters'
+import { getTransferPrice } from '@/lib/prices'
+import { PageShell } from '@/components/PageShell'
+import { ServiceBox } from '@/components/ServiceBox'
+import { TransferForm } from '@/components/TransferForm'
+
+export const dynamic = 'force-dynamic'
+
+export const metadata: Metadata = { title: 'Transferir personaje' }
+
+export default async function TransferCharacterPage({ params }: { params: Promise<{ locale: string }> }) {
+  const { locale } = await params
+  setRequestLocale(locale)
+
+  const session = await getSession()
+  if (!session.bnetId) redirect({ href: '/login', locale })
+  if (!session.username) redirect({ href: '/select-account', locale })
+
+  const [chars, price] = await Promise.all([getGameCharacters(session.accountId!), getTransferPrice()])
+
+  return (
+    <PageShell title="Transferir personaje">
+      <ServiceBox>
+        <br />
+        <p>
+          La herramienta <span>Transferir personaje</span> te permite mover un personaje a otra cuenta.
+        </p>
+        <br />
+        <p>Para personajes <span className="death-knight">Caballeros de la Muerte</span>:</p>
+        <p>- La cuenta destino debe tener aunque sea un personaje con nivel 55 o superior.</p>
+        <p>- La cuenta destino no puede tener un personaje Caballero de la Muerte.</p>
+        <br />
+        <p>Tu cuenta será bloqueada por 5s como medida de seguridad si el trámite es exitoso.</p>
+        <br />
+        <p>
+          Al usar el botón TRANSFERIR PERSONAJE del personaje que hayas escogido, se transferirá desde tu cuenta a la
+          cuenta que hayas indicado.
+        </p>
+        <p>Cuando ingreses a la lista de personajes de la cuenta destino, verás al personaje transferido.</p>
+        <br />
+        <p>Si aún no tienes Token de seguridad, puedes solicitarlo <Link href="/security-token" target="_blank">aquí</Link>.</p>
+        <p>Si aún no tienes 2FA, puedes solicitarlo <Link href="/security-2falogin" target="_blank">aquí</Link>.</p>
+        <br />
+        <fieldset>
+          <legend>NOTA</legend>
+          <div className="separate2">
+            <p>Se requiere que el personaje esté desconectado.</p>
+            <p>
+              Por favor, asegúrate de haber escogido al personaje correcto ya que esta acción no es reversible una vez
+              realizada.
+            </p>
+          </div>
+        </fieldset>
+
+        <div className="centered">
+          <br />
+          <br />
+          <p>Requiere <span>{price}</span> <span className="yellow-info">€</span> (SumUp)</p>
+        </div>
+
+        <TransferForm characters={chars.map((c) => ({ name: c.name, classCss: c.classCss }))} price={price} />
+      </ServiceBox>
+    </PageShell>
+  )
+}
diff --git a/web-next/app/[locale]/transfer/page.tsx b/web-next/app/[locale]/transfer/page.tsx
deleted file mode 100644
index b4883f3..0000000
--- a/web-next/app/[locale]/transfer/page.tsx
+++ /dev/null
@@ -1,29 +0,0 @@
-import { getTranslations, setRequestLocale } from 'next-intl/server'
-import { redirect } from '@/i18n/navigation'
-import { getSession } from '@/lib/session'
-import { getGameCharacters } from '@/lib/characters'
-import { getTransferPrice } from '@/lib/prices'
-import { PageShell } from '@/components/PageShell'
-import { ServiceBox } from '@/components/ServiceBox'
-import { TransferForm } from '@/components/TransferForm'
-
-export const dynamic = 'force-dynamic'
-
-export default async function TransferPage({ params }: { params: Promise<{ locale: string }> }) {
-  const { locale } = await params
-  setRequestLocale(locale)
-  const t = await getTranslations('Paid')
-  const session = await getSession()
-  if (!session.bnetId) redirect({ href: '/login', locale })
-  if (!session.username) redirect({ href: '/select-account', locale })
-
-  const [chars, price] = await Promise.all([getGameCharacters(session.accountId!), getTransferPrice()])
-
-  return (
-    <PageShell title={t('transfer.title')}>
-      <ServiceBox>
-        <TransferForm characters={chars.map((c) => ({ name: c.name, classCss: c.classCss }))} price={price} />
-      </ServiceBox>
-    </PageShell>
-  )
-}
diff --git a/web-next/app/api/character/[service]/checkout/route.ts b/web-next/app/api/character/[service]/checkout/route.ts
index 73473d9..ffa393f 100644
--- a/web-next/app/api/character/[service]/checkout/route.ts
+++ b/web-next/app/api/character/[service]/checkout/route.ts
@@ -27,9 +27,9 @@ export async function POST(request: Request, { params }: { params: Promise<{ ser
     return Response.json({ success: false, error: 'invalidCharacter' })
   }
 
-  // Comprobación previa al pago (condiciones del servicio, p.ej. cambio de facción).
+  // Comprobación previa al pago (condiciones del servicio, p.ej. cambio de facción / transferencia).
   if (cfg.precheck) {
-    const pc = await cfg.precheck(session.accountId, character)
+    const pc = await cfg.precheck({ accountId: session.accountId, email: session.bnetEmail || '', character, body })
     if (!pc.ok) return Response.json({ success: false, error: 'ineligible', message: pc.message })
   }
 
diff --git a/web-next/components/AccountTools.tsx b/web-next/components/AccountTools.tsx
index e704978..9c6b3ea 100644
--- a/web-next/components/AccountTools.tsx
+++ b/web-next/components/AccountTools.tsx
@@ -38,7 +38,7 @@ export function AccountTools({ isAdmin }: { isAdmin: boolean }) {
     { href: '/level-up-character', icon: 'level-up-icon', label: t('svcLevelUp'), desc: t('svcLevelUpDesc') },
     { href: '/gold-character', icon: 'gold-icon', label: t('svcGold'), desc: t('svcGoldDesc') },
     { href: '/quest-character', icon: 'quest-icon', label: t('svcQuest'), desc: t('svcQuestDesc') },
-    { href: '/transfer', icon: 'tranfer-char-icon', label: t('svcTransfer'), desc: t('svcTransferDesc') },
+    { href: '/transfer-character', icon: 'tranfer-char-icon', label: t('svcTransfer'), desc: t('svcTransferDesc') },
     { href: '/restore-character', icon: 'restore-icon', label: t('svcRestoreChar'), desc: t('svcRestoreCharDesc') },
     { href: '/restore-items', icon: 'prox-icon', label: t('svcRestoreItems'), desc: t('svcRestoreItemsDesc') },
     { href: '/store', icon: 'store-icon', label: t('svcStoreItems'), desc: t('svcStoreItemsDesc') },
diff --git a/web-next/components/TransferForm.tsx b/web-next/components/TransferForm.tsx
index d2e06bb..4a0636d 100644
--- a/web-next/components/TransferForm.tsx
+++ b/web-next/components/TransferForm.tsx
@@ -1,20 +1,58 @@
 'use client'
 
 import { useState } from 'react'
-import { useTranslations } from 'next-intl'
 import { CharacterSelect, type CharOption } from '@/components/CharacterSelect'
 
+/** Campo con ojo para mostrar/ocultar (contraseña / token). */
+function SecretInput({
+  id,
+  value,
+  onChange,
+  placeholder,
+  maxLength,
+  toggleClass,
+}: {
+  id: string
+  value: string
+  onChange: (v: string) => void
+  placeholder: string
+  maxLength: number
+  toggleClass: string
+}) {
+  const [show, setShow] = useState(false)
+  return (
+    <>
+      <input
+        type={show ? 'text' : 'password'}
+        id={id}
+        maxLength={maxLength}
+        value={value}
+        onChange={(e) => onChange(e.target.value)}
+        placeholder={placeholder}
+        required
+      />{' '}
+      <span
+        className={`far ${show ? 'fa-eye-slash' : 'fa-eye'} ${toggleClass}`}
+        role="button"
+        tabIndex={0}
+        onClick={() => setShow((s) => !s)}
+      />
+    </>
+  )
+}
+
 export function TransferForm({ characters, price }: { characters: CharOption[]; price: number }) {
-  const t = useTranslations('Services')
-  const tp = useTranslations('Paid')
   const [character, setCharacter] = useState('')
   const [destination, setDestination] = useState('')
+  const [password, setPassword] = useState('')
+  const [token, setToken] = useState('')
   const [busy, setBusy] = useState(false)
   const [error, setError] = useState<string | null>(null)
 
   async function handleSubmit(e: React.FormEvent) {
     e.preventDefault()
-    if (busy || !character || !destination.trim()) return
+    if (busy || !character || !destination.trim() || !password || !token.trim()) return
+    if (!window.confirm(`¿Estás seguro de transferir el personaje "${character}" a la cuenta ${destination.trim()} por ${price} € (SumUp)?`)) return
     setBusy(true)
     setError(null)
     try {
@@ -22,35 +60,45 @@ export function TransferForm({ characters, price }: { characters: CharOption[];
         method: 'POST',
         headers: { 'Content-Type': 'application/json' },
         credentials: 'same-origin',
-        body: JSON.stringify({ character, destination_account: destination.trim() }),
+        body: JSON.stringify({
+          character,
+          destination_account: destination.trim(),
+          password,
+          security_token: token.trim(),
+          provider: 'sumup',
+        }),
       })
-      const data: { success?: boolean; url?: string } = await res.json()
+      const data: { success?: boolean; url?: string; message?: string } = await res.json()
       if (data.success && data.url) window.location.href = data.url
       else {
-        setError(t('genericError'))
+        setError(data.message || 'No se pudo iniciar la transferencia. Inténtalo de nuevo.')
         setBusy(false)
       }
     } catch {
-      setError(t('genericError'))
+      setError('Algo ha salido mal. Inténtalo más tarde.')
       setBusy(false)
     }
   }
 
-  if (characters.length === 0) return <p className="second-brown">{t('noCharactersYet')}</p>
+  if (characters.length === 0) return <p className="second-brown">No tienes personajes disponibles.</p>
 
   return (
     <div className="centered">
-      <form onSubmit={handleSubmit} acceptCharset="utf-8">
-        <CharacterSelect characters={characters} value={character} onChange={setCharacter} placeholder={t('selectCharacter')} />
+      <form id="uw-transfer-character-form" onSubmit={handleSubmit} acceptCharset="utf-8">
+        <CharacterSelect characters={characters} value={character} onChange={setCharacter} placeholder="Selecciona un personaje" />
         <br />
-        <input type="text" placeholder={tp('transfer.destination')} value={destination} onChange={(e) => setDestination(e.target.value)} required />
+        <input type="text" maxLength={32} placeholder="Cuenta de destino" value={destination} onChange={(e) => setDestination(e.target.value)} required />
         <br />
-        <button type="submit" className="transfer-button" disabled={busy || !character || !destination.trim()}>
-          {busy ? t('processing') : tp('transfer.pay', { price })}
+        <SecretInput id="password" value={password} onChange={setPassword} placeholder="Contraseña de tu cuenta" maxLength={16} toggleClass="toggle-password" />
+        <br />
+        <SecretInput id="security-token" value={token} onChange={setToken} placeholder="Token de seguridad" maxLength={6} toggleClass="toggle-token" />
+        <br />
+        <button type="submit" className="transfer-button" disabled={busy || !character || !destination.trim() || !password || !token.trim()}>
+          {busy ? 'Transfiriendo personaje' : 'TRANSFERIR PERSONAJE'}
         </button>
       </form>
       <hr />
-      <div className="alert-message" style={{ display: error ? 'block' : 'none' }}>
+      <div className="alert-message" id="transfer-character-response" style={{ display: error ? 'block' : 'none' }}>
         {error && <span className="red-form-response">{error}</span>}
       </div>
     </div>
diff --git a/web-next/lib/paid-services.ts b/web-next/lib/paid-services.ts
index fc06e47..fdd311a 100644
--- a/web-next/lib/paid-services.ts
+++ b/web-next/lib/paid-services.ts
@@ -1,6 +1,7 @@
 import { executeSoapCommand } from './soap'
 import { creditDPoints } from './dpoints'
 import { checkFactionChangeEligibility } from './change-faction'
+import { checkTransferEligibility } from './transfer-character'
 import {
   getRenamePrice,
   getCustomizePrice,
@@ -18,9 +19,16 @@ export interface PaidServiceConfig {
   productName: (character: string, meta: Meta) => string
   fulfill: (character: string, meta: Meta) => Promise<boolean>
   extraFields: string[] // campos (además de character) que el form envía y se guardan en metadata
-  // Comprobación previa al pago (p.ej. condiciones de cambio de facción). Si `ok`
-  // es false, se bloquea el checkout y se muestra `message`.
-  precheck?: (accountId: number, character: string) => Promise<{ ok: boolean; message?: string }>
+  // Comprobación previa al pago (p.ej. condiciones de cambio de facción / transferencia).
+  // Si `ok` es false, se bloquea el checkout y se muestra `message`.
+  precheck?: (ctx: PrecheckCtx) => Promise<{ ok: boolean; message?: string }>
+}
+
+export interface PrecheckCtx {
+  accountId: number
+  email: string
+  character: string
+  body: Record<string, unknown>
 }
 
 async function soapFulfill(command: string): Promise<boolean> {
@@ -60,7 +68,7 @@ export const PAID_SERVICES: Record<string, PaidServiceConfig> = {
     price: () => getChangeFactionPrice(),
     productName: (c) => `Cambiar facción: ${c}`,
     fulfill: (c) => soapFulfill(`.char changef ${c}`),
-    precheck: async (accountId, character) => {
+    precheck: async ({ accountId, character }) => {
       const r = await checkFactionChangeEligibility(accountId, character)
       return { ok: r.ok, message: r.ok ? undefined : `No se puede cambiar la facción: el personaje ${r.reasons.join('; ')}.` }
     },
@@ -83,6 +91,7 @@ export const PAID_SERVICES: Record<string, PaidServiceConfig> = {
     productName: (c, m) => `Transferir ${c} a la cuenta ${m.destination_account}`,
     fulfill: (c, m) => soapFulfill(`.char changeaccount ${m.destination_account} ${c}`),
     extraFields: ['destination_account'],
+    precheck: ({ accountId, email, character, body }) => checkTransferEligibility(accountId, email, character, body),
   },
   // Compra de PD (Adquirir PD): acredita puntos a la cuenta que hizo el pago.
   // El importe lo elige el usuario, por eso `price` lee metadata.amount.
diff --git a/web-next/lib/transfer-character.ts b/web-next/lib/transfer-character.ts
new file mode 100644
index 0000000..7f8466d
--- /dev/null
+++ b/web-next/lib/transfer-character.ts
@@ -0,0 +1,81 @@
+import type { RowDataPacket } from 'mysql2'
+import { db, DB } from './db'
+import { authenticate } from './auth'
+import { checkSecurityToken } from './security-token'
+import { is2faEnabled } from './two-factor'
+
+/**
+ * Condiciones para transferir un personaje a otra cuenta (/transfer-character):
+ * personaje desconectado, contraseña correcta, token de seguridad, 2FA activo,
+ * cuenta destino válida, y —para Caballeros de la Muerte— la cuenta destino debe
+ * tener un personaje de nivel 55+ y no tener ya un DK. Bloqueo de 5 s tras una
+ * transferencia reciente. Se comprueba ANTES del pago (SumUp).
+ */
+export async function checkTransferEligibility(
+  accountId: number,
+  email: string,
+  character: string,
+  body: Record<string, unknown>,
+): Promise<{ ok: boolean; message?: string }> {
+  const destination = String(body.destination_account ?? '').trim()
+  const password = String(body.password ?? '')
+  const token = String(body.security_token ?? '').trim()
+  if (!destination || !password || !token) {
+    return { ok: false, message: 'Completa la cuenta destino, la contraseña y el token de seguridad.' }
+  }
+
+  // Personaje: de la cuenta, desconectado, clase.
+  const [chRows] = await db(DB.characters).query<RowDataPacket[]>(
+    'SELECT class, online FROM characters WHERE name = ? AND account = ? LIMIT 1',
+    [character, accountId],
+  )
+  const ch = chRows[0]
+  if (!ch) return { ok: false, message: 'El personaje no pertenece a tu cuenta.' }
+  if (ch.online === 1) return { ok: false, message: 'El personaje debe estar desconectado.' }
+  const isDK = Number(ch.class) === 6
+
+  // Contraseña + token de seguridad + 2FA activo.
+  if (!(await authenticate(email, password))) return { ok: false, message: 'La contraseña de tu cuenta es incorrecta.' }
+  if (!(await checkSecurityToken(accountId, token))) return { ok: false, message: 'El token de seguridad no es válido.' }
+  if (!(await is2faEnabled(accountId))) return { ok: false, message: 'Debes tener el 2FA activado en tu cuenta.' }
+
+  // Cuenta destino (por nombre de cuenta).
+  let destId = 0
+  try {
+    const [acc] = await db(DB.auth).query<RowDataPacket[]>('SELECT id FROM account WHERE username = ? LIMIT 1', [destination])
+    destId = acc[0] ? Number(acc[0].id) : 0
+  } catch {
+    return { ok: false, message: 'No se pudo verificar la cuenta de destino.' }
+  }
+  if (!destId) return { ok: false, message: 'La cuenta de destino no existe.' }
+  if (destId === accountId) return { ok: false, message: 'La cuenta de destino no puede ser la tuya.' }
+
+  // Condiciones de Caballero de la Muerte.
+  if (isDK) {
+    const [lvl] = await db(DB.characters).query<RowDataPacket[]>(
+      'SELECT 1 FROM characters WHERE account = ? AND level >= 55 LIMIT 1',
+      [destId],
+    )
+    if (!lvl[0]) {
+      return { ok: false, message: 'La cuenta destino debe tener un personaje de nivel 55 o superior para recibir un Caballero de la Muerte.' }
+    }
+    const [dk] = await db(DB.characters).query<RowDataPacket[]>(
+      'SELECT 1 FROM characters WHERE account = ? AND class = 6 LIMIT 1',
+      [destId],
+    )
+    if (dk[0]) return { ok: false, message: 'La cuenta destino ya tiene un Caballero de la Muerte.' }
+  }
+
+  // Bloqueo de 5 s tras una transferencia reciente de esta cuenta.
+  try {
+    const [recent] = await db(DB.default).query<RowDataPacket[]>(
+      "SELECT id FROM home_stripelog WHERE account_id = ? AND service = 'transfer' AND fulfilled = 1 AND timestamp > (NOW() - INTERVAL 5 SECOND) LIMIT 1",
+      [accountId],
+    )
+    if (recent[0]) return { ok: false, message: 'Espera unos segundos antes de transferir otro personaje.' }
+  } catch {
+    /* ignore */
+  }
+
+  return { ok: true }
+}