Carnifex Demon Combos
Carnifex Demon + Nest of Scarabs + Bad Moon
Carnifex Demon + Nest of Scarabs + Blad Moon
Carnifex Demon + Nest of Scarabs + Blowfly Infestation
Combo result
Infinite -1/-1 counters on all other creatures. Infinite ETB. Infinite LTB. Infinite death triggers. Infinite sacrifice triggers.
Prerequisites
All permanents on the battlefield. Carnifex Demon has at least two -1/-1 counters on it. At least two additional creatures on the battlefield. {B} available.