mtg demon support cards Magic The Gathering - Oni Possession Demonic Covenant - Commander: Duskmourn:

Cephalid Looter Another famous type line snafu, and one close to our own Naomi Krauses heart

Each deck would be built around that keyword, introducing a commander that cared about it in some way and some new cards with it

Hideous Taskmaster is an excellent finisher

Kaladesh Inventions Card Gallery and List Kaladesh Aether Vial Cataclysmic Gearhulk Champion's Helm Chromatic Lantern Chrome Mox Cloudstone Curio Combustible Gearhulk Crucible of Worlds Gauntlet of Power Hangarback Walker Lightning Greaves Lotus Petal Mana Crypt Mana Vault Mind's Eye Mox Opal Noxious Gearhulk Painter's Servant Rings of Brighthearth Scroll Rack Sculpting Steel Sol Ring Solemn Simulacrum Static Orb Steel Overseer Sword of Feast and Famine Sword of Fire and Ice Sword of Light and Shadow Torrential Gearhulk Verdurous Gearhulk Aether Revolt Arcbound Ravager Black Vise Chalice of the Void Defense Grid Duplicant Engineered Explosives Ensnaring Bridge Extraplanar Lens Grindstone Meekstone Oblivion Stone Ornithopter Paradox Engine Pithing Needle Planar Bridge Platinum Angel Sphere of Resistance Staff of Domination Sundering Titan Sword of Body and Mind Sword of War and Peace Trinisphere Vedalken Shackles Wurmcoil Engine Where Can You Get Kaladesh Inventions

The first word in the type line tells you what kind of card it is