Colorless Mana FTW!

At the beginning of your upkeep, if you have 50 or more life, you win the game.

Imprint — , : You may exile an instant or sorcery card with mana value X from your hand. At the beginning of your upkeep, you may copy a card exiled with this artifact. If you do, you may cast the copy without paying its mana cost.

Until end of turn, any time you could activate a mana ability, you may pay 1 life. If you do, add .

Flying You can't lose the game and your opponents can't win the game.

You don't lose the game for having 0 or less life. When you have 20 or more life, you lose the game. Whenever you lose life, you gain 2 life for each 1 life you lost. (Damage dealt to you causes you to lose life.)