MTG >Combos >Devoted Druid +Hapatra, Vizier of Poisons +Mikaeus, the Unhallowed +

Tap Devoted Druid to add one green mana Put a -1/-1 counter to untap Devoted Druid Hapatra's ability will trigger, put a snake token. Repeat the process Mikaeus' ability will trigger, return Devoted Druid with a +1/+1 counter to the battlefield Repeat the process.