Golbat

Flying, lifelink
As long as Golbat has a +1/+1 counter, it gains deathtouch
Golbat enters the battlefield with a +1/+1 counter,
if there is a card named "Zubat" in your graveyard
Supersonic {2}{b}{t} Target opponent's creature can't block until end of turn. Shuffle a creature with
flying from your graveyard into your library.