Mana Reflection

Enchantment

See Double

Instant

Maro's Gone Nuts

Enchantment

Doubling Cube

Artifact

Doublecast

Sorcery

Twinning Staff

Artifact

Doubling Season

Enchantment

Riku and Riku

Legendary Creature — Human Wizard

Double Major

Instant

Veyran, Voice of Duality

Legendary Creature — Efreet Wizard

Unbound Flourishing

Enchantment

Dual Casting

Enchantment — Aura

Doubling Chant

Sorcery

Cloven Casting

Enchantment

Double Trouble

Instant

Double Vision

Enchantment

Storm of Saruman

Enchantment

Spark Double

Creature — Illusion

Bonus Round

Sorcery

Doppelgang

Sorcery

Primal Vigor

Enchantment

Echo Mage

Creature — Human Wizard

Fourth Stage of Magic Design

Enchantment

Twincast

Instant

Riku of Two Reflections

Legendary Creature — Human Wizard

Beamsplitter Mage

Creature — Vedalken Wizard

Cosmic Crucible

Enchantment

Plate Spinning

Enchantment

Swarm Intelligence

Enchantment

Izzet Guildmage

Creature — Human Wizard

Aziza, Mage Tower Captain

Legendary Creature — Djinn Sorcerer