What cards from MTG: Origins are not in Magic Duels?

Solution 1:

The cards that are in MTG: Origins and are not in Duels are the following, sorted by color:

White:

• Aven Battle Priest
• Charging Griffin
• Enlightened Ascetic
• Enshrouding Mist
• Gideon's Phalanx
• Hallowed Moonlight
• Healing Hands
• Heavy Infantry
• Mighty Leap
• Murder Investigation
• Sentinel of the Eternal Watch
• Starfield of Nyx
• Swift Reckoning
• War Oracle
• Yoked Ox

Blue:

• Clash of Wills
• Day's Undoing
• Deep-Sea Terror
• Dreadwaters
• Jace's Sanctum
• Maritime Guard
• Mizzium Meddler
• Negate
• Nivix Barrier
• Psychic Rebuttal
• Send to Sleep
• Skaab Goliath
• Stratus Walk
• Turn to Frog
• Watercourser

Black:

• Catacomb Slug
• Dark Dabbling
• Dark Petition
• Demonic Pact
• Eyeblight Massacre
• Fetid Imp
• Gnarloot Trapper
• Infinite Obliteration
• Macabre Waltz
• Nightsnare
• Returned Centaur
• Revenant
• Tormented Thoughts
• Touch of Moonglove
• Weight of the Underworld

Red:

• Acolyte of the Inferno
• Boggart Brute
• Chandra's Fury
• Cobble Brute
• Demolish
• Goblin Piledriver
• Lightning Javelin
• Magmatic Insight
• Prickleboar
• Seismic Elemental
• Skyraker Giant
• Smash to Smithereens
• Volcanic Rambler

Green:

• Aerial Volley
• Caustic Caterpillar
• The Great Aurora
• Hitchclaw Recluse
• Honored Hierarch
• Joraga Invocation
• Leaf Gilder
• Managorger Hydra
• Mantle of Webs
• Reclaim
• Skysnare Spider
• Somberwald Alpha
• Sylvan Messenger
• Vastwood Gorger
• Vine Snare

Artifacts:

• Alhammarret's Archive
• Angel's Tomb
• Brawler's Plate
• Gold-Forged Sentinel
• Guardians of Meletis
• Hangarback Walker
• Helm of the Gods
• Jayemdae Tome
• Mage-Ring Responder
• Orbs of Warding
• Prism Ring
• Pyromancer's Goggles
• Ramroller
• Sword of the Animist
• War Horn

Lands:

• Battlefield Forge
• Caves of Koilos
• Llanowar Wastes
• Mage-Ring Network
• Shivan Reef
• Yavimaya Coast