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Underworld Breach + Diligent Excavator + Thassa's Oracle + Spark Double + Artifact Creature with Mana Cost X and Toughness 0
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How it works
Prerequisites
- Spark Double is a copy of Diligent Excavator.
- Artifact Creature with Mana Cost X and Toughness 0
Steps
- Cast the artifact creature from your hand by paying .
- Diligent Excavator and Spark Double trigger, causing you to mill four cards.
- The artifact creature enters the battlefield and dies as a state-based action due to having zero toughness.
- Cast the artifact creature from your graveyard for its escape cost by paying and exiling any three cards from your graveyard, except Thassa's Oracle if it is in your graveyard.
- Repeat from step 2 until you have an empty library.
- If Thassa's Oracle is in your hand, cast it by paying .
- Otherwise, cast Thassa's Oracle from your graveyard for its escape cost by paying and exiling three cards from your graveyard.
- Thassa's Oracle enters the battlefield, causing you to win the game.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Powerful tier?
1–2 · Exhibition & Core
Spellbook classifies this as Powerful — not for these brackets.
3 · Upgraded
Allowed in this bracket.
4–5 · Optimized & cEDH
All combos are allowed.