Gideon of the Trials 14 (Amonkhet)

+1: Until your next turn, prevent all damage target permanent would deal. 0: Until end of turn, Gideon becomes a 4/4 Human Soldier creature with indestructible that's still a planeswalker. Prevent all damage that would be dealt to him this turn. 0: You get an emblem with "As long as you control a Gideon planeswalker, you can't lose the game and your opponents can't win the game."

NM - $3.90
LP - $3.10
MP - $2.30
HP - $2.20
DMG - $2.20