Just making tokens such as creatures or Treasure or Food tokens will trigger that ability, so each opponent will lose a lot of life over the course of several turns
We owe you a preview card too: My favorite thing about this card is how the backside sets up future copies of the front to succeed
Here are all the banned cards from Historic: Agent of Treachery Blood Moon Brainstorm Channel Commandeer Counterspell Dark Ritual Demonic Tutor Force of Vigor Field of the Dead Intruder Alarm Land Tax Lightning Bolt Mana Drain Memory Lapse Natural Order Necropotence Nexus of Fate Oko, Thief of Crowns Once Upon a Time Ragavan, Nimble Pilferer Reanimate Show and Tell Sneak Attack Spreading Seas Swords to Plowshares Thassa's Oracle Tibalt's Trickery Time Warp Uro, Titan of Nature's Wrath Veil of Summer Wilderness Reclamation The Historic card pool is also used for a version of Brawl
Specifically, this is the type line of one of my favorite cards from Modern Horizons III : Rosheen, Roaring Prophet
Ok Gogo, Master of Mimicry #54 (Magic Final Fantasy) Details All prices are the current market price
And youre off to the races if there are opponents creatures to target or something to combo with the life loss