Imu

Drowning World — When this spell is cast its controller exiles all his lands and gets an
Emblem with "You cannot play lands for the
rest of the game. Any mana cost can be paid
by paying 1 life instead."

{0}: You may cast an spell from your hand with
mana value X or less without paying its mana cost, where X is the life you've lost this turn. Activate this only once each turn.