AEtherling | Magic: The Gathering
Formats AEtherling is Legal in
Official Oracle Text for AEtherling
: Ætherling can't be blocked this turn.
: Ætherling gets +1/-1 until end of turn.
: Ætherling gets -1/+1 until end of turn.
Official Rulings for AEtherling
4/15/2013 : Ætherling's last ability can be activated even if its power is 0 or less. If a creature would assign 0 or less damage in combat, it doesn't assign combat damage at all.