Imoti, Celebrant of Bounty (Serialized) [Multiverse Legends] Unicorn Sleeper Agent enters the battlefield

Sleeper Agent enters the battlefield under the control of an opponent of your choice

Then if this is the second time this ability has resolved this turn

Set: Unknown Event Type: Legendary Artifact — Equipment Rarity: Common Equipped creature gets +1/+1 for each counter on it

and Scars of Mirrodin expansions

Set: March of the Machine Type: Legendary Creature — Phyrexian Praetor Rarity: Mythic Cost: {2}{R}{R} First strike

Imoti, Celebrant of Bounty (Serialized) [Multiverse Legends] Unicorn Sleeper Agent enters the battlefieldSet: Multiverse Legends Type: Legendary Creature Naga Druid Rarity: Uncommon Cost: {3}{G}{U} Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.) Spells you cast with mana value 6 or greater have cascade.