The Commander - Mirror Mastery deck is a ready-to-play 100-card singleton deck featuring 15 new Magic cards. It also comes with three over sized foil versions of the three legendary commanders that come with the deck.

Commander:
Riku of Two Reflections

Main Deck
99 cards

41 lands
1 Command Tower
1 Evolving Wilds
13 Forest
1 Fungal Reaches
1 Gruul Turf
1 Homeward Path
7 Island
1 Izzet Boilerworks
1 Kazandu Refuge
8 Mountain
1 Rupture Spire
1 Simic Growth Chamber
1 Temple of the False God
1 Vivid Crag
1 Vivid Creek
1 Vivid Grove

24 creatures
1 AEthersnipe
1 Animar, Soul of Elements
1 Artisan of Kozilek
1 Avatar of Fury
1 Baloth Woodcrasher
1 Chartooth Cougar
1 Conundrum Sphinx
1 Deadwood Treefolk
1 Edric, Spymaster of Trest
1 Elvish Aberration
1 Faultgrinder
1 Fierce Empath
1 Hydra Omnivore
1 Intet, the Dreamer
1 Krosan Tusker
1 Magmatic Force
1 Magus of the Vineyard
1 Nucklavee
1 Rapacious One
1 Simic Sky Swallower
1 Spitebellows
1 Trench Gorger
1 Valley Rannet
1 Veteran Explorer

33 other spells
1 Armillary Sphere
1 Brainstorm
1 Call the Skybreaker
1 Chain Reaction
1 Collective Voyage
1 Colossal Might
1 Cultivate
1 Death by Dragons
1 Disaster Radius
1 Electrolyze
1 Explosive Vegetation
1 Fire/Ice
1 Firespout
1 Gruul Signet
1 Hull Breach
1 Hunting Pack
1 Invigorate
1 Izzet Signet
1 Kodama's Reach
1 Lightning Greaves
1 Prophetic Bolt
1 Prophetic Prism
1 Ray of Command
1 Ruination
1 Savage Twister
1 Simic Signet
1 Sol Ring
1 Spell Crumple
1 Tribute to the Wild
1 Vengeful Rebirth
1 Vow of Flight
1 Vow of Lightning
1 Vow of Wildness

1 planeswalker
1 Garruk Wildspeaker