mtg demon support cards A Deal With The Devil trample Once during each of your turns Goetic Familiar - Demon Tribal

Both Vow of Wildness and Vow of Flight are key cards for this deck, they work perfectly in multiplayer because they allow your opponents to hurt each other, while you have immunity from attacks

Warner: Resist is a mechanic we introduced to change the board up a bit with a slight adjustment to a card

, sorcery: Kill everything

Its also an okay Commander card, though the fact that it only hits one opponent is kind of rough

(Landwalk is a static ability that restricts what creatures can block an attacking creature.) 702.13c A creature with landwalk is unblockable as long as the defending player controls at least one land with the specified subtype (as in "islandwalk"), with the specified supertype (as in "legendary landwalk"), without the specified supertype (as in "nonbasic landwalk"), or with both the specified supertype and the specified subtype (as in "snow swampwalk")