Mikaeus, the Unhallowed | Warren Soultrader | Pious Evangel // Wayward Disciple (and one other card)

Persist Creature

Cards

Activate
Warren Soultrader by paying 1 life and sacrificing the Persist Creature.
When the Persist Creature dies, its persist ability triggers if it didn't have a -1/-1 counter on it, and its undying ability triggers if it didn't have a +1/+1 counter on it.
Wayward Disciple also triggers regardless if it's on the battlefield.
Resolve the
Wayward Disciple trigger, if applicable, causing an opponent to lose 1 life and you to gain 1 life.
Resolve the persist trigger, if applicable, returning the creature from your graveyard to the battlefield with a -1/-1 counter on it.
Resolve the undying trigger, if applicable, returning the creature from your graveyard to the battlefield with a +1/+1 counter on it.
When the creature enters,
Pious Evangel triggers if it's on the battlefield, causing you to gain 1 life.
Resolve the
Warren Soultrader ability, creating a Treasure token.
Repeat.

This combo has been estimated to be Exhibition (Bracket 1+).