Urborg, Tomb of Yawgmoth + Kormus Bell + Aether Flash

3-card combo · R

Verdict

Yes — this 3-card lock destroys every land that enters the battlefield, including your own.

Cards required
3
Cheapest stack total
$0.00
Color identity
R
Popularity
9 decks
Format
Commander
Buy required cards on TCGplayer

Urborg, Tomb of Yawgmoth makes all lands Swamps; Kormus Bell turns all Swamps into 1/1 creatures; Aether Flash deals 2 damage to every creature that enters, killing each incoming land before its controller can use it. The lock is symmetrical and absolute — no land survives entering while all three are in play, which means the deck running this needs its mana established before Kormus Bell resolves.

Recipe

How it works

01

Prerequisites

02

Steps

  1. Whenever a land enters the battlefield, it enters as a 1/1 Swamp creature due to Urborg and Kormus Bell.
  2. Aether Flash triggers, dealing 2 damage to the land.
  3. The land dies as a state-based action due to having less than zero toughness.

03

Result

Destroy all lands that enter the battlefield; Lock; Mass Land Denial

Variations

Cheaper, tighter, alternate lines

Kormus Bell is the irreplaceable piece; there is no substitute that animates all Swamps. The combo slots most naturally into Rakdos or mono-black-red lists that can win through non-land mana like Mana Crypt, Sol Ring, or Cabal Coffers activations banked before the lock goes up — Ob Nixilis, the Fallen and Ankh of Mishra stack additional land punishment on top if the shell wants redundancy.

Verified on Commander Spellbook · Combo ID aether-flash-kormus-bell-urborg-tomb-of-yawgmoth

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