How can you create a combo with Varragoth, Bloodsky Sire, Unspeakable Symbol, Temporal Extortion, Repay in Kind, Canal Dredger?
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[START OF COMBO]This combo can be formed with Varragoth, Bloodsky Sire, Unspeakable Symbol, Temporal Extortion, Repay in Kind, Canal Dredger

Color identity: B
Mana cost: {6}{B}{B}{B}{B}{B}{B}{B}
Steps:
  1. Activate Unspeakable Symbol as many times as possible by paying all but 1 life, putting +1/+1 counters on creatures you control Cast Repay in Kind by paying {5}{B}{B}, causing all life totals to become 1.
  2. Cast Temporal Extortion by paying {B}{B}{B}{B}.
  3. If an opponent pays 1 life to counter it, that opponent's life total becomes 0, they lose the game, and you skip the next step.
  4. Otherwise, resolve Temporal Extortion, gaining an extra turn.
  5. Activate Canal Dredger by tapping it, putting Temporal Extortion from your graveyard on the bottom of your library.
  6. Declare Varragoth as an attacker.
  7. Activate Varragoth's Boast ability by paying {1}{B}, searching your library for Temporal Extortion and putting on top of your library.
  8. Go to your next turn.
  9. Draw Temporal Extortion in your draw step.
  10. Repeat from step 7.[END OF COMBO STEPS]

Result:
  - On each of your turns, you take an extra turn unless an opponent chooses to lose the game[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Varragoth, Bloodsky Sire must be on the battlefield
  - Unspeakable Symbol must be on the battlefield
  - Temporal Extortion must be in your hand
  - Repay in Kind must be in your hand
  - Canal Dredger must be on the battlefield
  - An opponent cannot block and kill Varragoth.
  - Canal Dredger does not have summoning sickness.
[END OF COMBO PREREQUISITES]
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