Senyak the living ooze

0: put a +1/+1 counter on target ooze, then Senyak the living ooze gets a loyalty counter for each ooze you control.
-3: you get a growing ooze with at the start of each end step put a +1/+1 counter on this creature.
-12: every ooze you control gets X +1/+1 counters for each ooze you control