Malak, Scurrier Puppet

0: Malak gains loyalty equal to the number of +1/+1 counters on creatures you control.
-1: Put a +1/+1 counter or -1/-1 counter on target creature.
-4: All non-Scurrier creatures on the battlefield get two -1/-1 counters. Creatures destroyed this way are put on the bottom of their owner's library