Din Grogu, Foundling

Whenever you cast a creature spell that doesn't share a
creature type with a creature you control or a creature
card in your graveyard, copy that spell.(A copy of a
creature spell becomes a token.)

Choose a Background.

"He was raised at the Jedi Temple on Coruscant. Many Masters trained him over the years. At the end of the Clone Wars when the Empire rose to power, he was hidden. Someone took him from the Temple. Then his memory becomes dark. He seemed lost. Alone."