Quallii, Sunmeadow's Fury

Vigilance, First-Strike
At the beginning of your upkeep, look at the top
card of your library. If it's a cat, put it onto the battlefield tapped.
Whenever Quallii, Sunmeadow's Fury attacks,
put a +1+1 counter on target cat you control.
Cats you control gain Vigilance and lifelink until
end of turn.
{r}{g}{w}{t}: Untap target creature.