me he convertido en

I have become

→ me
phrase Rare #32,254
I have become Used with a noun to say that someone has changed into or become something.
SP: Después de muchos años, me he convertido en profesor.
EN: After many years, I have become a teacher.

Me he convertido en un monstruo.

I have become a monster.

— Old Boy (2003)

Me he convertido en mujer.

I have become a woman.

Padre, me he convertido en médico.

Father, I have become a doctor.

— मुन्ना भाई एम बी बी एस (2003)

Me he convertido en un hombre nuevo.

I’ve become a new man.

Pero me he convertido en un hombre de fuego.

But I've become a man of fire.

— Adiós a mi concubina (1993)

Me he convertido en tu mejor amigo.

I've become your best friend.