Menagerie Breeder

Biodiversity - As long as five or more creature types are represented among creatures you control, Menagerie Breeder gets +4/+4 and loses all other abilities.
{t}: If you control no Snakes, create a 1/1 green Snake creature token with deathtouch. Otherwise, if you control no Drakes, create a 2/2 blue Drake creature token with flying. Otherwise, create a 3/3 green and blue Mutant creature token.