Kral'Yith, Protector of All

Kral'Yith, Protector of All is all colors.
First strike, Vigilance
Creatures you control have convoke.
Whenever a nontoken creature enters the battlefield under your control, you get a unity
counter.
At the beginning of your end step, put a 2/2
Citizen creature token that is all colors onto the battlefield for each unity counter you have.
"With our unity, comes our strength."