Gideon of the Trials

+1: Until your next turn, prevent all damage target permanent would deal. Until end of turn, Gideon of the Trials becomes a 4/4 Human Soldier
0: . 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."