Kthkia, Swarm Queen

Kthkia, Swarm Queen enters the battlefield with
X +1/+1 counters on it and you create X 2/2
green insect tokens with menace.
Whenever an insect you control deals damage to a player, create a 1/1 red insect token with flying.
Whenever a nontoken creature you control dies,
create an amount of 1/1 black insect creature
tokens equal to that creature's power.