18 cards where the lore includes “mogis”

Altar of Mogis (Battle the Horde #11)
Borderland Minotaur (Jumpstart #301)
Deathbellow Raider (Theros #117)
Dictate of the Twin Gods (Journey into Nyx #93)
Fanatic of Mogis (Theros #121)
Infuriate (Theros Beyond Death #141)
Mogis, God of Slaughter (Duskmourn: House of Horror Commander #89)
Mogis's Chosen (Battle the Horde #3)
Mogis's Favor (Theros Beyond Death #107)
Mogis's Marauder (Theros #97)
Mogis's Warhound (Journey into Nyx #104)
Portent of Betrayal (Theros Beyond Death #149)
Rage-Scarred Berserker (Theros Beyond Death #113)
Skophos Reaver (Modern Horizons 2 #140)
Slaughter-Priest of Mogis (Theros Beyond Death #227)
Soulreaper of Mogis (Theros Beyond Death #115)
Spite of Mogis (Journey into Nyx #113)
Warchanter of Mogis (Born of the Gods #85)

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