Departure

Split Second(As long as this spell is on the stack, players can't cast other spells or activate abilities that aren't mana abilities.)
Exile any number of creatures. For each creature exiled this way, it's controller chooses one:
•You lose life equal to that creatures toughness
•They gain life equal to that creatures toughness
If the total amount of life lost and gained this way is more than 30, you lose the game.