Jaron, King of Nerds

Ward—Roll a d20, you must roll a 1 or 20
At the beginning of your end step, create a 3/3 blue Nerd creature token with menace.
If you control 5 or more Nerd creature tokens
you get a DM emblem.

{r}{t}, Create X 1/1 Nerd tokens, where X is the number of Nerds you control.