Shard Convergence [Conflux] Lammasu Joker's Knight isn't the only

Joker's Knight isn't the only new card that's going to keep returning to your hand though

Set: Invasion Type: Artifact Creature — Golem Rarity: Uncommon Cost: {6} As Alloy Golem enters the battlefield

Set: Legends Type: Legendary Creature — Human Archer Rarity: Uncommon Cost: {2}{B}{B}{R} {T}: Tor Wauki deals 2 damage to target attacking or blocking creature

They pick at the remains of the city's corpse

Devour 1 (As this enters the battlefield

Shard Convergence [Conflux] Lammasu Joker's Knight isn't the onlySet: Conflux Type: Sorcery Rarity: Uncommon Cost: {3}{G} Search your library for a Plains card, an Island card, a Swamp card, and a Mountain card. Reveal those cards, put them into your hand, then shuffle. Alara is broken no more.