Horde of Notions + Jegantha, the Wellspring + Lightning Greaves + Altar of Dementia

4-card combo · WUBRG

Verdict

Yes — this 4-card loop mills any target infinitely and triggers every death and ETB payoff in a 5-color Elemental shell.

Cards required
4
Cheapest stack total
$6.83
Color identity
WUBRG
Popularity
77 decks
Format
Commander
Buy required cards on TCGplayer

Horde of Notions is the engine: it casts Elementals from the graveyard, so Jegantha returns the moment Altar of Dementia sacrifices it, and the free equip on Lightning Greaves means Jegantha untaps ready to produce the five-color mana on the next pass. Every loop iteration mills five, triggers a sacrifice outlet, and fires Jegantha's ETB and LTB — Risen Reef or Terror of the Peaks turns each iteration into a draw or a damage ping respectively.

Recipe

How it works

01

Prerequisites

Lightning Greaves is attached to Jegantha.

02

Steps

  1. Activate Jegantha by tapping it, adding {W}{U}{B}{R}{G}.
  2. Activate Altar of Dementia by sacrificing Jegantha, causing target player to mill five cards.
  3. Activate Horde of Notions by paying {W}{U}{B}{R}{G}, casting Jegantha from your graveyard without paying its mana cost.
  4. Activate Lightning Greaves' equip ability by paying {0}, attaching it to Jegantha.
  5. Repeat.

03

Result

Infinite ETB; Infinite LTB; Infinite mill; Infinite sacrifice triggers; Infinite self-mill; Infinite storm count

Variations

Cheaper, tighter, alternate lines

Ashnod's Altar replaces Altar of Dementia if the target is life total rather than library — it produces two colorless per loop, which doesn't advance the mana math but feeds artifact-payoff lines. The combo doesn't kill without a payoff already on board; Thassa's Oracle after infinite self-mill or Impact Tremors for the damage route are the cleanest closers the 5-color identity affords.

Verified on Commander Spellbook · Combo ID altar-of-dementia-jegantha-the-wellspring-lightning-greaves

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Updated . Data from Commander Spellbook, Scryfall, and EDHREC.