The Birth of Alistair

{x} is equal to the first number in your age
plus the second number in your age
•{2}{t}: Create a 25/25 'Alistair' creature token
with trample, lifelink, and indestructible.
•{x}{t}: Say "It's my birthday", you gain {x} life
other players lose {x} life
•{10}{10}{5}{t}: you win the game
"Many cycles ago he first entered our planes,
we have been blessed since."