Gideon, Champion of Justice (Commander 2021)

Legendary Planeswalker — Gideon - +1: Put a loyalty counter on Gideon for each creature target opponent controls.
0: Until end of turn, Gideon becomes a Human Soldier creature with power and toughness each equal to the number of loyalty counters on him and gains indestructible. He's still a planeswalker. Prevent all damage that would be dealt to him this turn.
?15: Exile all other permanents.