Illithid Tadpole

When Illithid tadpole enters, put 2 incubation counters on it, then attach it to any target creature.
At the beginning of your upkeep, remove an incubation counter from this creature, if it has
no incubation counters on it, sacrifice it, then
you gain control of attached creature, it gets
+2/+2 and is a mindflayer in addition to it's
other creature types