How can you create a combo with Skithiryx, the Blight Dragon, Warstorm Surge, Crucible of Fire, Rite of Replication?
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[START OF COMBO]This combo can be formed with Skithiryx, the Blight Dragon, Warstorm Surge, Crucible of Fire, Rite of Replication

Color identity: UBR
Mana cost: {10}{U}{U}{B}{B}
Steps:
  1. Cast Skithiryx by paying {3}{B}{B}.
  2. Skithiryx enters the battlefield, triggering Warstorm Surge, giving an opponent seven poison counters.
  3. Cast Rite of Replication with kicker by paying {7}{U}{U}, creating five token copies of Skithiryx.
  4. Put all five Skithiryx tokens into your graveyard due to the legend rule.
  5. Warstorm Surge triggers for each Skithiryx token.
  6. Resolve the first Skithiryx trigger, giving an opponent seven poison counters.
  7. If the opponent has ten or more poison counters, they lose the game as a state-based action.
  8. Repeat from step 6 for each remaining trigger.[END OF COMBO STEPS]

Result:
  - Each opponent loses the game[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Skithiryx, the Blight Dragon must be in your hand
  - Warstorm Surge must be on the battlefield
  - Crucible of Fire must be on the battlefield
  - Rite of Replication must be in your hand
  - You have three or less opponents.
[END OF COMBO PREREQUISITES]
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