How can you create a combo with Underworld Breach, Burning Inquiry, Runaway Steam-Kin, Thassa's Oracle?
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[START OF COMBO]This combo can be formed with Underworld Breach, Burning Inquiry, Runaway Steam-Kin, Thassa's Oracle

Color identity: UR
Mana cost: {U}{U}{R}{R}{R}
Steps:
  1. Cast Burning Inquiry for its escape cost by paying {R} and exiling three cards from your graveyard.
  2. Runaway Steam-Kin triggers, putting a +1/+1 counter on itself.
  3. Resolve Burning Inquiry, causing each player to draw three cards and discard three cards at random.
  4. Repeat steps 1-3 two additional times.
  5. Activate Runaway Steam-Kin by removing three +1/+1 counters from it, adding {R}{R}{R}.
  6. Repeat until you have less than three cards in your library.
  7. If Thassa's Oracle is in your hand, cast it by paying {U}{U}.
  8. If Thassa's Oracle is in your graveyard, cast it for its escape cost by paying {U}{U} and exiling three cards from your graveyard.
  9. Thassa's Oracle enters the battlefield, causing you to win the game.[END OF COMBO STEPS]

Result:
  - Infinite draw triggers
  - Infinite looting
  - Near-infinite mill
  - Win the game[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Underworld Breach must be on the battlefield
  - Burning Inquiry must be in the graveyard
  - Runaway Steam-Kin must be on the battlefield
  - Thassa's Oracle must be in your hand or in the graveyard or in the library
  - You have at least six other cards in your graveyard.
[END OF COMBO PREREQUISITES]
assistant