Defender (This creature can't attack.) Flying At the beginning of each end step, if this creature was dealt damage this turn, put a +0/+1 counter on it.
Legalities
Not Legal
Alchemy
Brawl
Explorer
Future
Gladiator
Historic
Modern
Oldschool
Penny
Pioneer
Standard
Standardbrawl
Timeless
Legal
Commander
Duel
Legacy
Oathbreaker
Pauper
Paupercommander
Predh
Premodern
Vintage
Rulings
2004-10-04
It gets only one counter a turn, not one per point of damage.