UE12BT-RE · Union Arena · October 24, 2025
Union Arena: Kaiju No. 8 Release Event Cards
Promo cards from the Kaiju No. 8 release events in Union Arena. Heroines on them include Kikoru Shinomiya, Konomi Okonogi and Akari Minase.
Full UE12BT-RE card list (60 cards)
The complete UE12BT-RE list — parallels, alternate arts, and cross-set reprint slots included — with TCGplayer market prices refreshed weekly (last update 2026-10-07).
| Card image | Code | Card | Rarity | Market price | Buy |
|---|---|---|---|---|---|
 | UEPR/KJ8-1-001 | Mina Ashiro (001) | Common | $2.3 | Shop |
 | UEPR/KJ8-1-002 | Mina Ashiro (002) | Uncommon | $0.72 | Shop |
 | UEPR/KJ8-1-006 | Hakua Igarashi | Common | $0.39 | Shop |
 | UEPR/KJ8-1-007 | Haruichi Izumo (007) | Common | $0.5 | Shop |
 | UEPR/KJ8-1-008 | Haruichi Izumo (008) | Uncommon | $0.46 | Shop |
 | UEPR/KJ8-1-009 | Reno Ichikawa (009) | Common | $2.03 | Shop |
 | UEPR/KJ8-1-010 | Reno Ichikawa (010) | Uncommon | $0.6 | Shop |
 | UEPR/KJ8-1-013 | Konomi Okonogi (013) | Common | $1.76 | Shop |
 | UEPR/KJ8-1-014 | Aoi Kaguragi (014) | Common | — | Shop |
 | UEPR/KJ8-1-015 | Aoi Kaguragi (015) | Uncommon | $0.59 | Shop |
 | UEPR/KJ8-1-016 | Kikoru Shinomiya (016) | Common | $4.55 | Shop |
 | UEPR/KJ8-1-017 | Kikoru Shinomiya (017) | Uncommon | $0.74 | Shop |
 | UEPR/KJ8-1-021 | Tae Nakanoshima | Common | $0.33 | Shop |
 | UEPR/KJ8-1-022 | Bakko (022) | Common | $2.87 | Shop |
 | UEPR/KJ8-1-023 | Bakko (023) | Uncommon | $1.9 | Shop |
 | UEPR/KJ8-1-024 | Kafka Hibino (024) | Common | $2.09 | Shop |
 | UEPR/KJ8-1-025 | Kafka Hibino (025) | Uncommon | $0.5 | Shop |
 | UEPR/KJ8-1-026 | Iharu Furuhashi (026) | Common | $0.54 | Shop |
 | UEPR/KJ8-1-027 | Iharu Furuhashi (027) | Uncommon | $0.64 | Shop |
 | UEPR/KJ8-1-029 | Soshiro Hoshina (029) | Common | $6.27 | Shop |
 | UEPR/KJ8-1-030 | Soshiro Hoshina (030) | Uncommon | $0.69 | Shop |
 | UEPR/KJ8-1-032 | Akari Minase (032) | Common | $0.77 | Shop |
 | UEPR/KJ8-1-033 | Defense Force's Tachikawa Base | Uncommon | $0.69 | Shop |
 | UEPR/KJ8-1-034 | A6-Grade Marbled Japanese Black Wagyu Beef | Common | $0.65 | Shop |
 | UEPR/KJ8-1-035 | Unleashed Combat Power, 96% | Uncommon | $3.58 | Shop |
 | UEPR/KJ8-1-036 | This Is Who I Am Right Now | Uncommon | — | Shop |
 | UEPR/KJ8-1-037 | Now It's Time For Me to Shoot My Foe | Uncommon | $0.6 | Shop |
 | UEPR/KJ8-1-038 | Screening Exam | Uncommon | $0.76 | Shop |
 | UEPR/KJ8-1-039 | Accepting Applicants | Common | $0.59 | Shop |
 | UEPR/KJ8-1-041 | Mina Ashiro (041) | Common | $1.36 | Shop |
 | UEPR/KJ8-1-042 | Mina Ashiro (042) | Common | $1.16 | Shop |
 | UEPR/KJ8-1-043 | Mina Ashiro (043) | Uncommon | $0.5 | Shop |
 | UEPR/KJ8-1-045 | Ryo Ikaruga | Common | $0.49 | Shop |
 | UEPR/KJ8-1-046 | Haruichi Izumo (046) | Common | $0.54 | Shop |
 | UEPR/KJ8-1-047 | Haruichi Izumo (047) | Uncommon | $0.25 | Shop |
 | UEPR/KJ8-1-048 | Reno Ichikawa (048) | Common | $0.52 | Shop |
 | UEPR/KJ8-1-049 | Reno Ichikawa (049) | Uncommon | $0.51 | Shop |
 | UEPR/KJ8-1-051 | Konomi Okonogi (051) | Common | $0.62 | Shop |
 | UEPR/KJ8-1-052 | Konomi Okonogi (052) | Uncommon | $0.84 | Shop |
 | UEPR/KJ8-1-053 | Kaiju No. 8 (053) | Uncommon | $1.54 | Shop |
 | UEPR/KJ8-1-056 | Aoi Kaguragi (056) | Uncommon | $0.49 | Shop |
 | UEPR/KJ8-1-057 | Kikoru Shinomiya (057) | Common | $2.41 | Shop |
 | UEPR/KJ8-1-058 | Kikoru Shinomiya (058) | Uncommon | $0.81 | Shop |
 | UEPR/KJ8-1-060 | Kafka Hibino (060) | Common | $0.75 | Shop |
 | UEPR/KJ8-1-061 | Kafka Hibino (061) | Uncommon | $0.5 | Shop |
 | UEPR/KJ8-1-061 | Kafka Hibino (Release Event Participation) | Uncommon | $0.36 | Shop |
 | UEPR/KJ8-1-061 | Kafka Hibino (Release Event Winner) | Uncommon | $5.3 | Shop |
 | UEPR/KJ8-1-064 | Iharu Furuhashi (064) | Common | $0.48 | Shop |
 | UEPR/KJ8-1-065 | Iharu Furuhashi (065) | Uncommon | $0.59 | Shop |
 | UEPR/KJ8-1-066 | Soshiro Hoshina (066) | Common | $0.56 | Shop |
 | UEPR/KJ8-1-067 | Soshiro Hoshina (067) | Common | $1.49 | Shop |
 | UEPR/KJ8-1-068 | Soshiro Hoshina (068) | Uncommon | $0.84 | Shop |
 | UEPR/KJ8-1-072 | Akari Minase (072) | Common | $0.98 | Shop |
 | UEPR/KJ8-1-073 | Monster Sweeper Inc. | Uncommon | $0.75 | Shop |
 | UEPR/KJ8-1-074 | Now Leave the Rest to Me | Uncommon | $9.51 | Shop |
 | UEPR/KJ8-1-075 | Childhood Promise | Common | $0.59 | Shop |
 | UEPR/KJ8-1-076 | Fire Training Exercise | Uncommon | $0.72 | Shop |
 | UEPR/KJ8-1-078 | Fortitude 9.8 | Common | $1.18 | Shop |
 | UEPR/KJ8-1-079 | Hoshina-Style Sword-Slay Technique Number Six: Eightfold Slasher | Uncommon | $1.28 | Shop |
 | UEPR/KJ8-1-080 | Found You | Common | $1.15 | Shop |
Prices are editorial estimates, not live quotes.
What's in Union Arena: Kaiju No. 8 Release Event Cards: card count, rarities and waifu cards
The UE12BT-RE list holds 60 entries, counting parallel and alternate-art versions as separate cards, and 15 of them feature a female character. The most common rarities are Common (30) and Uncommon (30).
The most valuable card in the list right now is Now Leave the Rest to Me at $9.51. Prices come from weekly TCGplayer market data, so that figure moves with the market rather than being an editorial estimate — the table above always shows the current ordering.
Booster box buying guide
These cards were given out rather than sold in packs, so singles are the way to get them.
Prices are editorial estimates, not live quotes.
More Union Arena sets
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Union Arena: Kaiju No. 8 Release Event Cards: quick answers
- How many cards are in Union Arena: Kaiju No. 8 Release Event Cards (UE12BT-RE)?
- The full UE12BT-RE card list contains 60 entries including parallel and alternate-art versions. The complete list with market prices is on this page, refreshed weekly.
- What are the chase cards in Union Arena: Kaiju No. 8 Release Event Cards?
- We don't track premium waifu chase cards in this set yet.
- Is a Union Arena: Kaiju No. 8 Release Event Cards booster box worth buying?
- These cards were given out rather than sold in packs, so singles are the way to get them.
- When was Union Arena: Kaiju No. 8 Release Event Cards released?
- Union Arena: Kaiju No. 8 Release Event Cards (UE12BT-RE) released on October 24, 2025 for Union Arena.
- How many waifu cards are in Union Arena: Kaiju No. 8 Release Event Cards?
- 15 of the 60 cards in the list feature a female character we track, counting parallel and alternate-art prints separately. The premium ones are listed above with prices; the rest are in the full card list on this page.
- Where can I buy Union Arena: Kaiju No. 8 Release Event Cards singles?
- Every card in the list links to its own page with buy links to TCGplayer and eBay. For a specific chase card, buying the single is almost always cheaper than the expected cost of pulling it from sealed product.