Marrow-Gnawer Combos
Marrow-Gnawer + Intruder Alarm
Marrow-Gnawer + Thornbite Staff
Coercive Recruiter + Marrow-Gnawer + Arcane Adaptation
Combo result
Infinite creature tokens. Infinite ETB. Infinite untap of creatures you control. Gain control of any number of creatures until end of turn.
Prerequisites
All permanents on the battlefield. Marrow-Gnawer does not have summoning sickness. "Pirate" chosen with Arcane Adaptation. You control at least one additional Rat.
Coercive Recruiter + Marrow-Gnawer + Conspiracy
Combo result
Infinite creature tokens. Infinite ETB. Infinite untap of creatures you control. Gain control of any number of creatures until end of turn.
Prerequisites
All permanents on the battlefield. Marrow-Gnawer does not have summoning sickness. "Pirate" chosen with Conspiracy. You control at least one additional Rat.
Coercive Recruiter + Marrow-Gnawer + Maskwood Nexus
Coercive Recruiter + Marrow-Gnawer + Xenograft
Combo result
Infinite creature tokens. Infinite ETB. Infinite untap of creatures you control. Gain control of any number of creatures until end of turn.
Prerequisites
All permanents on the battlefield. Marrow-Gnawer does not have summoning sickness. "Pirate" chosen with Xenograft. You control at least one additional Rat.
Marrow-Gnawer + Ashnod's Altar + Sword of the Paruns
Marrow-Gnawer + Thornbite Staff + Altar of the Brood
Combo result
Infinite creature tokens. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite mill.
Prerequisites
All permanents on the battlefield. Thornbite Staff attached to Marrow-Gnawer. Marrow-Gnawer is not summoning sick. At least 2 other rats on the battlefield under your control.
Marrow-Gnawer + Thornbite Staff + Ayara, First of Locthwain
Combo result
Infinite creature tokens. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite life. Infinite life loss.
Prerequisites
All permanents on the battlefield. Thornbite Staff equipped to Marrow-Gnawer. Marrow-Gnawer is not summoning sick. At least 2 other rats on the battlefield under your control.
Robaran Mercenaries + Fain, the Broker + Marrow-Gnawer
Combo result
Infinite creature tokens. Infinite colored mana. Infinite +1/+1 counters. Infinite ETB. Infinite LTB. Infinite death triggers. Infinite sacrifice triggers.
Prerequisites
All permanents on the battlefield. Robaran Mercenaries does not have summoning sickness. You control at least seven Rats.