Jeremiah, Necroamphibomancer

Banding
Devour Frog 1 (As this enters the battlefield, you may sacrifice any number of frogs. This creature enters the battlefield with that many +1/+1 counters)

When Jeremiah enters the battlefield, create a number of foil 1/1 Black Zombie creature tokens named Undead Warchief equal to the number of Frogs he devoured. They have “Zombie spells you play cost 1 less to play” and “Zombies you control get +2/+1”

Your maximum hand size is 50