All permanents on the battlefield (Persist Creature without a -1/-1 counter on it).
Easy Prerequisites
Your life total is 2 or higher.
Steps
Activate
Warren Soultrader by paying 1 life and sacrificing the Persist Creature.
When the Persist Creature dies, its persist ability triggers, returning the Persist Creature from your graveyard to the battlefield with a -1/-1 counter on it.
When the Persist Creature enters,
Liliana the Faultless triggers, causing you to gain 1 life.
Resolve the
Warren Soultrader ability, creating a Treasure token.
When the Treasure enters,
Mm'menon triggers, putting a +1/+1 counter on the Persist Creature.
Remove a +1/+1 counter and a -1/-1 counter from the Persist Creature as a state-based action.
Repeat.
Results
Infinite creature ETB.
Infinite creature LTB.
Infinite Treasure tokens.
Infinite colored mana.
Infinite death triggers.
Infinite lifegain triggers.
Infinite creature sacrifice triggers.
Infinite artifact ETB.
Infinite artifact LTB.
Infinite artifact sacrifice triggers.
Infinite artifact tokens.
Metadata
In 0 decks according to EDHREC.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).