Dutiful Replicator

Artifact Creature — Assembly-Worker

Chrome Dome

Artifact Creature — Robot Ninja

Masterful Replication

Instant

Replication Specialist

Creature — Moonfolk Artificer

Mishra's Self-Replicator

Artifact Creature — Assembly-Worker

Riptide Replicator

Artifact

Extravagant Replication

Enchantment

Mirrorworks

Artifact

Ultron, Artificial Malevolence

Legendary Artifact Creature — Robot Villain

Hatchery Sliver

Creature — Sliver

Rapid Prototyper

Artifact — Contraption

Myr Propagator

Artifact Creature — Myr

Duplication Device

Artifact — Contraption

Brudiclad, Telchor Engineer

Legendary Artifact Creature — Phyrexian Artificer

Theoretical Duplication

Instant

Doppelgang

Sorcery

Vesuvan Duplimancy

Enchantment

Saheeli's Artistry

Sorcery

Rite of Replication

Sorcery

Saheeli, the Sun's Brilliance

Legendary Creature — Human Artificer

Cogwork Assembler

Artifact Creature — Assembly-Worker

Echo Chamber

Artifact

Auton Soldier

Artifact Creature — Alien Soldier

Relm's Sketching

Sorcery

Genesis Chamber

Artifact

Gemini Engine

Artifact Creature — Construct

Elminster's Simulacrum

Instant

Clone Legion

Sorcery

Warzone Duplicator

Artifact Creature — Construct

Dual Nature

Enchantment

Precursor Golem

Artifact Creature — Golem