The Wockerbaj

Madness {x}{b}{r}{g} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
Flying
The Wockerbaj enters the battlefield with a number of +1/+1 counters equal to the amount
of mana spent to cast it. The Wockerbaj has Deathtouch and Haste as long as it has seven or more +1/+1 counters on it.