E

Indestructible, trample, double strike
All of your creatures have the ability "{t}: Add
one mana of any color to your mana
pool." for as long as E stays on the battlefield.
{t}: Add one mana of every color to your mana
pool.
At the beginning of your end step, if you added
15 or more mana this turn, you win the game.
"E." -Markiplier Succerberg