How it works
Steps
- 1Cast Hanabi Blast by paying , targeting Crystalline Crawler.
- 2Resolve 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.
- 3Oskar triggers if the discarded card was a nonland card.
- 4Holding priority, activate Crystalline Crawler;s first ability three times by removing three +1/+1 counters from it, adding .
- 5Resolve the Oskar trigger, choosing to cast Hanabi Blast if it was the discarded card by paying targeting Crystalline Crawler, or choosing not to cast the card otherwise.
- 6If you did not cast Hanabi Blast using Oskar, cast it from your hand by paying , targeting Crystalline Crawler.
- 7Repeat from step 2.
- 8Once you have infinite colored mana, you may instead target any other creature and/or player with Hanabi Blast.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?