How can you create a combo with Vigor, Hanabi Blast, Crystalline Crawler, Oskar, Rubbish Reclaimer, Furnace of Rath?
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[START OF COMBO]This combo can be formed with Vigor, Hanabi Blast, Crystalline Crawler, Oskar, Rubbish Reclaimer, Furnace of Rath

Color identity: UBRG
Mana cost: {1}{R}{R}
Steps:
  1. Cast Hanabi Blast by paying {1}{R}{R}, targeting Crystalline Crawler.
  2. Resolve Hanabi Blast, putting four +1/+1 counters on Crystalline Crawler due to Vigor's first ability, and then returning Hanabi Blast to your hand and discarding a card at random.
  3. Oskar triggers if the discarded card was a nonland card.
  4. Holding priority, activate Crystalline Crawler;s first ability three times by removing three +1/+1 counters from it, adding {1}{R}{R}.
  5. Resolve the Oskar trigger, choosing to cast Hanabi Blast if it was the discarded card by paying {1}{R}{R} targeting Crystalline Crawler, or choosing not to cast the card otherwise.
  6. If you did not cast Hanabi Blast using Oskar, cast it from your hand by paying {1}{R}{R}, targeting Crystalline Crawler.
  7. Repeat from step 2.
  8. Once you have infinite colored mana, you may instead target any other creature and/or player with Hanabi Blast.[END OF COMBO STEPS]

Result:
  - Infinite +1/+1 counters
  - Infinite colored mana
  - Infinite damage
  - Infinite magecraft triggers
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Vigor must be on the battlefield
  - Hanabi Blast must be in your hand
  - Crystalline Crawler must be on the battlefield
  - Oskar, Rubbish Reclaimer must be on the battlefield
  - Furnace of Rath must be on the battlefield
[END OF COMBO PREREQUISITES]
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