Gerex, Tinkered With

Slumber 3 (This creature enters the battlefield with three slumber counters on it. At the beginning of your upkeep, remove a slumber counter from it. As long as this creature has a slumber counter on it, it doesn't untap during its controller's untap step.)
{t}: Creatures you control gain deathtouch, lifelink, shroud, or +1+0 until end of turn.