Text (SC): 5/5. ; Whenever ~this~ attacks or blocks, flip a coin. If you lose the flip, the next time it would deal combat damage this turn, it deals that damage to you instead.
The ability triggers when it attacks or block and resolves before combat damage is assigned. [Scourge FAQ 2003/05/30] This gives you a chance to possibly get rid of it before it hurts you. [D'Angelo 2003/05/30]