Test of Endurance 
Enchantment
At the beginning of your upkeep, if you have 50 or more life, you win the game.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL
Enchantment
At the beginning of your upkeep, if you have 50 or more life, you win the game.