Orgalorg

(Transform of Gunter)
When this creature transforms into Orgalorg,
take controle of target permanent, it gains haste.
Before the beginning of your endstep, sacrifice it,
Orgalorg gets +X/+X until end of turn, X being
sacrificed permanent's converted mana cost,
there is an additional combat phase before the
next endstep.
During your endstep, remove every counter
on Orgalorg, transform it.