How can you create a combo with Sidisi, Undead Vizier, Rooftop Storm, Sedraxis Alchemist, Gray Merchant of Asphodel, Rot Hulk, Nantuko Husk?
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[START OF COMBO]This combo can be formed with Sidisi, Undead Vizier, Rooftop Storm, Sedraxis Alchemist, Gray Merchant of Asphodel, Rot Hulk, Nantuko Husk

Color identity: UB
Mana cost: 
Steps:
  1. Cast Sidisi by paying {0}.
  2. Sidisi's exploit ability triggers, sacrificing itself.
  3. Sidisi triggers, searching your library for Rot Hulk, putting it in your hand and shuffling your library.
  4. Cast Rot Hulk by paying {0}.
  5. Rot Hulk enters the battlefield, returning Sidisi and Nantuko Husk, if applicable, from your graveyard to the battlefield.
  6. Sidisi's exploit ability triggers, sacrificing itself.
  7. Sidisi triggers, searching your library for Sedraxis Alchemist, putting it in your hand and shuffling your library.
  8. Cast Sedraxis Alchemist by paying {0}.
  9. Sedraxis Alchemist enters the battlefield, returning Rot Hulk from the battlefield to your hand.
  10. Activate Nantuko Husk by sacrificing Sedraxis Alchemist, giving Nantuko Husk +2/+2 until end of turn.
  11. Cast Rot Hulk by paying {0}.
  12. Rot Hulk enters the battlefield, returning Sidisi and Sedraxis Alchemist from your graveyard to the battlefield.
  13. Sidisi and Sedraxis Alchemist enter the battlefield, triggering Sidisi's exploit ability and Sedraxis Alchemist.
  14. Resolve the Sidisi exploit trigger, sacrificing itself.
  15. Sidisi triggers, searching your library for Gray Merchant of Asphodel, putting it in your hand and shuffling your library.
  16. Resolve the Sedraxis Alchemist trigger, returning Rot Hulk from the battlefield to your hand.
  17. Cast Gray Merchant of Asphodel by paying {0}.
  18. Gray Merchant of Asphodel enters the battlefield, causing each opponent to lose life equal to your devotion to black and causing you to gain life equal to the life lost this way.
  19. Activate Nantuko Husk by sacrificing Gray Merchant of Asphodel and Sedraxis Alchemist, giving Nantuko Husk +4/+4 until end of turn.
  20. Cast Rot Hulk by paying {0}.
  21. Rot Hulk enters the battlefield, returning Gray Merchant of Asphodel and Sedraxis Alchemist from your graveyard to the battlefield.
  22. Gray Merchant of Asphodel and Sedraxis Alchemist enter the battlefield, triggering their abilities.
  23. Resolve the Gray Merchant of Asphodel trigger, causing each opponent to lose life equal to your devotion to black and causing you to gain life equal to the life lost this way.
  24. Resolve the Sedraxis Alchemist trigger, returning Rot Hulk from the battlefield to your hand.
  25. Repeat from step 19.[END OF COMBO STEPS]

Result:
  - Each opponent loses the game
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite lifegain
  - Infinite lifegain triggers
  - Infinite lifeloss
  - Infinite leaves the battlefield
  - Infinitely large Nantuko Husk until end of turn
  - Infinite sacrifice triggers
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Sidisi, Undead Vizier must be in your hand
  - Rooftop Storm must be on the battlefield
  - Sedraxis Alchemist must be in the library
  - Gray Merchant of Asphodel must be in the library
  - Rot Hulk must be in the library
  - Nantuko Husk must be on the battlefield or in the graveyard
  - You have at least two opponents.
[END OF COMBO PREREQUISITES]
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