Union Arena · UE07BT: Sword Art Online Release Event Cards · #UEPR/SAO-1-042 · Common
Klein (042)
Union Arena card price for Klein (042): $0.18 market, from $0.17 at the cheapest listing, Normal printing, updated Oct 19, 2026. Full price history since May 4, 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
Klein (042) came out in April 2025; we leave the first weeks out of this story, because early prices are set before real supply exists. Across the past year it went −68.4%, with a low of $0.17 and a high of $0.57; today it sits near the bottom of that range. Listings currently start at $0.17; over the last 30 days the market price averaged $0.23.
Printings
The card in play
- Card type
- Character
- Affinities
- Aincrad
- Series Name
- Sword Art Online
- Battle PointBP
- 2000
- Required Energy
- 2
- Action Point Cost
- 1
- Generated Energy
- U
- Activation Energy
- Blue
[When Played] Choose up to one character with 3000 or less BP on your opponent's front line and switch it to resting.
[Active] Choose one character on your field and switch it to active. It gains 3000 BP until the end of the turn.
