Eggsplosive Chicken

At the beginning of your upkeep you may exile an instant or sorcery from your graveyard.
If you don't, sacrifice Eggsplosive Chicken.
Magecraft — Put an Egg counter on Eggsplosive Chicken
At the beginning of your end step, remove all egg counters from Eggsplosive Chicken and create that
many food tokens named "Egg"
If Eggsplosive Chicken dies, it deals X damage to all creatures and players where X the number of egg counters it had.