
Whenever a creature you control dies, you may pay . If you do, you gain X life.
"As she grew cold in my arms, I swore an oath that her funeral pyre would be dwarfed by a bonfire of our enemies."
Illustrated by Igor Kieryluk · Scars of Mirrodin · #26
2011-01-01
As the ability resolves, you choose a value for X and decide whether to pay {X}. If you do decide to pay {X}, it’s too late for any player to respond since the ability is already in the midst of resolving.