Prismo, the Wish Master

At the beginning of your upkeep, put a wish
counter on Prismo, the Wish Master.
{2}, {t}, Remove a wish counter from Prismo:
Create a Food token.
{3}, {t}, Remove two wish counters from Prismo:
Search your library for a card, put that card into
your hand, then shuffle.
{4}, {t}, Remove three wish counters from Prismo:
Take an extra turn after this one.