Zexes, Mother of Horrors

Imposing Presence —At the beginning of the game, if Zexes is your commander, create up to two 0/1 green and black Egg creature tokens.
When you cast Zexes, you may sacrifice an Egg. If you do, search your library for a creature card, put it on to the battlefield tapped, and shuffle your library.
Whenever Zexes leaves the battlefield, if another non-token creature died this turn, create a 0/1 green and bla