Mom, Rebellion Overseer

Universal Robot Controller — Robot creature spells
in your hand have MomCorp.

When a robot enters the battlefield under your control, put a +1/+1 counter on each other robot
you control.

"Children, your old mother won't be around forever. And just once, before I die, I'd like to be Supreme Overlord of Earth. So rebel, my little ones, and conquer the planet!"