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- Games
- Union Arena
- Sets
- UEX05BT: Demon Slayer: Kimetsu no Yaiba Vol.2
- Flame Breathing First Form: Unknowing Fire
Union Arena · UEX05BT: Demon Slayer: Kimetsu no Yaiba Vol.2 · #UEX05BT/KMY-3-073 · Uncommon
Flame Breathing First Form: Unknowing Fire
Union Arena card price for Flame Breathing First Form: Unknowing Fire: $0.10 market, from $0.02 at the cheapest listing, Normal printing, updated Oct 20, 2026. Full price history since Dec 12, 2025 below.
Sellers right now
Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.
Where to buy
One year
Price story
Flame Breathing First Form: Unknowing Fire came out in December 2025; we leave the first weeks out of this story, because early prices are set before real supply exists. Listings currently start at $0.02; over the last 30 days the market price averaged $0.09.
Printings
The card in play
- Card type
- Event
- Series Name
- Demon Slayer
- Required Energy
- 5
- Action Point Cost
- 1
- Activation Energy
- Red
Choose one character with [3000 or less BP] on your opponent's front line and sideline it. Draw a card, then place one card from your hand into your sideline. If "Kyojuro Rengoku" is on your field, [5000 or less BP] instead.
[Special] Choose one character on your opponent's front line and sideline it.
