How can you create a combo with Hellcarver Demon, Doomsday, Barren Glory, Nexus of Fate, Tormented Thoughts?
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[START OF COMBO]This combo can be formed with Hellcarver Demon, Doomsday, Barren Glory, Nexus of Fate, Tormented Thoughts

Color identity: WUB
Mana cost: {B}{B}{B}
Steps:
  1. Cast Doomsday by paying {B}{B}{B}, searching your library and graveyard for any Barren Glory, Nexus of Fate, Tormented Thoughts, and any two other cards, exiling all other cards from your graveyard and library, and then placing the remaining cards on top of your library in the order mentioned previously and losing half your life, rounded up.
  2. Proceed to your combat phase, and deal combat damage to an opponent with Hellcarver Demon.
  3. Hellcarver Demon triggers, causing you to sacrifice all other permanents you control, discard your hand, exile the top six cards of your library, and allows you to cast Barren Glory, Tormented Thoughts, and Nexus of Fate from exile without paying their mana costs.
  4. Resolve Tormented Thoughts, sacrificing Hellcarver Demon and causing a player to discard a number of cards equal to Hellcarver Demon's power.
  5. Resolve Nexus of Fate, taking an extra turn after this one and shuffling Nexus of Fate into your library.
  6. Proceed to your extra turn.
  7. At the beginning of your upkeep, Barren Glory triggers, causing you to win the game.[END OF COMBO STEPS]

Result:
  - Win the game[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Hellcarver Demon must be on the battlefield
  - Doomsday must be in your hand
  - Barren Glory must be in the graveyard or in the library
  - Nexus of Fate must be in the graveyard or in the library
  - Tormented Thoughts must be in the graveyard or in the library
  - Hellcarver Demon does not have summoning sickness.
  - An opponent is unable to block and kill Hellcarver Demon.
  - Your life total is at least 2.
[END OF COMBO PREREQUISITES]
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