Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Umbral Collar Zealot Combos

20 known combos featuring both cards in Commander

Infinite LTB Infinite ETB Infinite sacrifice triggers Infinite death triggers Infinite surveil

Combo 1

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite surveil
Steps
  1. Activate Umbral Collar Zealot by sacrificing the undying creature.
  2. When the creature dies, its undying ability triggers, returning the creature from your graveyard to the battlefield with a +1/+1 counter on it.
  3. Activate Umbral Collar Zealot by sacrificing the undying creature.
  4. When the creature dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  5. Resolve the Umbral Collar Zealot abilities from step 1 and 3.
  6. Repeat.
2,589 decks Colorless View on Commander Spellbook →

Combo 2 with Luminous Broodmoth

Also requires: Luminous Broodmoth Luminous Broodmoth
Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing another nontoken creature that doesn't have flying.
  2. When the creature dies, Luminous Broodmoth triggers, returning the creature from your graveyard to the battlefield with a flying counter on it.
  3. Activate Umbral Collar Zealot by sacrificing the creature with a flying counter on it.
  4. When the creature dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  5. Resolve the Umbral Collar Zealot abilities from step 1 and 3.
  6. Repeat.
1,303 decks Colorless View on Commander Spellbook →

Combo 3 with Marionette Apprentice

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite surveil · Infinite lifeloss
Show steps
  1. Activate Umbral Collar Zealot by sacrificing Marionette Apprentice.
  2. When Marionette Apprentice dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. When Marionette Apprentice enters, its fabricate ability triggers, putting a +1/+1 counter on it.
  4. Resolve the Umbral Collar Zealot ability.
  5. Repeat.
1,260 decks Colorless View on Commander Spellbook →

Combo 4 with Mikaeus, the Unhallowed

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing another nontoken non-Human creature
  2. When the creature dies, its undying ability triggers, returning the creature from your graveyard to the battlefield with a +1/+1 counter on it.
  3. Activate Umbral Collar Zealot by sacrificing the creature with a +1/+1 counter on it.
  4. When the creature dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  5. Resolve the Umbral Collar Zealot abilities from step 1 and 3.
  6. Repeat.
1,054 decks Colorless View on Commander Spellbook →

Combo 5 with Solemnity

Also requires: Solemnity Solemnity
Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing another nontoken creature without a -1/-1 counter on it.
  2. When the creature dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to Solemnity.
  3. Resolve the Umbral Collar Zealot ability.
  4. Repeat.

Combo 6 with Arcbound Prototype

Also requires: Arcbound Prototype Arcbound Prototype
Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite +1/+1 counters on certain creatures · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing Arcbound Prototype.
  2. When Arcbound Prototype dies, its modular ability and persist ability trigger.
  3. Resolve the modular trigger, putting Arcbound Prototype's +1/+1 counters on another artifact creature.
  4. Resolve the persist trigger, returning Arcbound Prototype from your graveyard to the battlefield. It will not have a -1/-1 counter on it due to its modular ability.
  5. Resolve the Umbral Collar Zealot ability.
  6. Repeat.

Combo 7 with Tatterkite

Also requires: Tatterkite Tatterkite
Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing Tatterkite
  2. When Tatterkite dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to its static effect.
  3. Resolve the Umbral Collar Zealot ability.
  4. Repeat.

Combo 8 with Marionette Master

Also requires: Marionette Master Marionette Master
Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite surveil · Infinite lifeloss
Show steps
  1. Activate Umbral Collar Zealot by sacrificing Marionette Master.
  2. When Marionette Master dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. When Marionette Master enters, its fabricate ability triggers, putting a +1/+1 counter on it.
  4. Resolve the Umbral Collar Zealot ability.
  5. Repeat.

Combo 9 with Weaponcraft Enthusiast

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing Weaponcraft Enthusiast.
  2. When Weaponcraft Enthusiast dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. When Weaponcraft Enthusiast enters, its fabricate ability triggers, putting a +1/+1 counter on it.
  4. Resolve the Umbral Collar Zealot ability.
  5. Repeat.

Combo 10 with Angel of Invention

Also requires: Angel of Invention Angel of Invention
Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing Angel of Invention.
  2. When Angel of Invention dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. When Angel of Invention enters, its fabricate ability triggers, putting a +1/+1 counter on it.
  4. Resolve the Umbral Collar Zealot ability.
  5. Repeat.

Combo 11 with Scrapyard Recombiner

Also requires: Scrapyard Recombiner Scrapyard Recombiner
Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite +1/+1 counters on certain creatures · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing Scrapyard Recombiner.
  2. When Scrapyard Recombiner dies, its modular ability and persist ability trigger.
  3. Resolve the modular trigger, putting Scrapyard Recombiner's +1/+1 counters on another artifact creature.
  4. Resolve the persist trigger, returning Scrapyard Recombiner from your graveyard to the battlefield. It will not have a -1/-1 counter on it due to its modular ability.
  5. Resolve the Umbral Collar Zealot ability.
  6. Repeat.

Combo 12 with Arcbound Condor

Also requires: Arcbound Condor Arcbound Condor
Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite +1/+1 counters on certain creatures · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing Arcbound Condor.
  2. When Arcbound Condor dies, its modular ability and persist ability trigger.
  3. Resolve the modular trigger, putting Arcbound Condor's +1/+1 counters on another artifact creature.
  4. Resolve the persist trigger, returning Arcbound Condor from your graveyard to the battlefield. It will not have a -1/-1 counter on it due to its modular ability.
  5. Resolve the Umbral Collar Zealot ability.
  6. Repeat.

Combo 13 with Glint-Sleeve Artisan

Also requires: Glint-Sleeve Artisan Glint-Sleeve Artisan
Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing Glint-Sleeve Artisan.
  2. When Glint-Sleeve Artisan dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. When Glint-Sleeve Artisan enters, its fabricate ability triggers, putting a +1/+1 counter on it.
  4. Resolve the Umbral Collar Zealot ability.
  5. Repeat.

Combo 14 with Spiteful Squad

Also requires: Spiteful Squad Spiteful Squad
Results: Infinite +1/+1 counters on creatures you control · Infinite ETB · Infinite LTB · Infinite death triggers · Infinite recursion of creatures you control · Infinite sacrifice triggers · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing Spiteful Squad.
  2. When Spiteful Squad dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to its replacement effect.
  3. Resolve the Umbral Collar Zealot ability.
  4. Repeat.

Combo 15 with Arcbound Hybrid

Also requires: Arcbound Hybrid Arcbound Hybrid
Results: Infinite ETB · Infinite +1/+1 counters on certain creatures · Infinite LTB · Infinite sacrifice triggers · Infinite death triggers · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing Arcbound Hybrid.
  2. When Arcbound Hybrid dies, its modular ability and persist ability trigger.
  3. Resolve the modular trigger, putting Arcbound Hybrid's +1/+1 counters on another artifact creature.
  4. Resolve the persist trigger, returning Arcbound Hybrid from your graveyard to the battlefield. It will not have a -1/-1 counter on it due to its modular ability.
  5. Resolve the Umbral Collar Zealot ability.
  6. Repeat.

Combo 16 with Iron League Steed

Also requires: Iron League Steed Iron League Steed
Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing Iron League Steed.
  2. When Iron League Steed dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. When Iron League Steed enters, its fabricate ability triggers, putting a +1/+1 counter on it.
  4. Resolve the Umbral Collar Zealot ability.
  5. Repeat.

Combo 17 with Melira, Sylvok Outcast

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing Melira.
  2. When Melira dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to its static effect.
  3. Resolve the Umbral Collar Zealot ability.
  4. Repeat.

Combo 18 with Mighty Mutanimals

Also requires: Mighty Mutanimals Mighty Mutanimals
Results: Infinite ETB · Infinite LTB · Infinite death triggers · Infinite sacrifice triggers · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing another nontoken creature that doesn't have a -1/-1 counter on it.
  2. When the creature dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. When the creature enters, Mighty Mutanimals triggers, putting a +1/+1 counter on the creature.
  4. Resolve the Umbral Collar Zealot ability.
  5. Repeat.

Combo 19 with Custodi Soulbinders

Also requires: Custodi Soulbinders Custodi Soulbinders
Results: Infinite ETB · Infinite LTB · Infinite death triggers · Infinite sacrifice triggers · Infinite surveil
Show steps
  1. Activate Umbral Collar Zealot by sacrificing Custodi Soulbinders.
  2. When Custodi Soulbinders dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to its replacement effect.
  3. Resolve the Umbral Collar Zealot ability.
  4. Repeat.

Combo 20 with Grim Poppet

Also requires: Grim Poppet Grim Poppet
Results: Destroy any number of creatures · Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Destroy each creature that enters the battlefield under an opponent's control · Infinite -1/-1 counters · Infinite surveil · Lock
Show steps
  1. If Grim Poppet has any -1/-1 counters on it, activate it by removing a -1/-1 counter from it.
  2. Repeat step 1 as necessary until Grim Poppet has no -1/-1 counters on it.
  3. Activate Umbral Collar Zealot by sacrificing Grim Poppet.
  4. When Grim Poppet dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  5. Resolve the Umbral Collar Zealot ability.
  6. Repeat.
  7. Resolve all Grim Poppet abilities, putting infinite -1/-1 counters on any number of creatures.
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