Laz'Kriik, Illithid Hivelord

At the beginning of your upkeep, draw X cards,
where X is equal to half the amount of creatures
you control, but don't own.
{t}, {u}{g}: Gain control of target creature with
smaller mana value than the amount of in your
hand until Laz'Kriik leaves the battlefield. Put a
+1/+1 counter on it