Aerria Stalwart

Flying
Whenever Aerria Stalwart attacks, another target
attacking creature you control gets +1/+1 until
end of turn, then target attacking enchantment
creature you control gets +1/+1 until end of
turn.
"Whether an ally or an enemy, all who enter Aerria
know to be weary of its protectors."
-- Zardin, Aerria watchguard