Say my opponent attacks with a {Lightning Mauler} (2/1) and I block with my {Arbor Elf} (1/1) and after I declare my blockers I tap my Elf to untap a forest. Does the Elf still deal/take the 1 damage?
Yes. Tapping doesn't remove the creature from combat.
Quote from: MementoMori on September 19, 2013, 12:05:48 AM
Yes. Tapping doesn't remove the creature from combat.
So both creatures die right?
Yes.