Colosseum of Fools

Level 1: At the beginning of your upkeep
create a 1/1 white and green zombie insect.
•{w}{g}{1} Level 2: At the begging of your
upkeep create a 2/2 white and green insect warrior with vigilance.
•{w}{g}{1} Level 3: At the beginning of your upkeep add a soul counter to all tokens.