![union arena booster box english TCG: Kaiju No.8 [UE12BT] Rurouni Kenshin joins UNION ARENA Union Arena TCG English UEX02BT](https://lspbstore.com/cdn/shop/files/KaijuNo.8_bb6dc8ae-cac0-4b8d-bf16-6aeaf92e341b.png?v=1761193342&width=3072)
Pay in 4 interest-free payments of $6.66 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Lets kick things off with the rare bonus card thats bound to be worth a decent chunk of change
![union arena booster box english TCG: Kaiju No.8 [UE12BT] Rurouni Kenshin joins UNION ARENA Union Arena TCG English UEX02BT](https://www.88cardhouse.com/cdn/shop/files/jjk-v2-bb_1000x.jpg?v=1750201029)
Espeon EX was apparently worth $425 in early April
![union arena booster box english TCG: Kaiju No.8 [UE12BT] Rurouni Kenshin joins UNION ARENA Union Arena TCG English UEX02BT](https://www.unionarena-tcg.com/na/images/products/boosters/tsk-1/img_item01.png?v)
X SPELL Quick-Play (This card is always treated as a "Rescue-ACE" card.) Add 1 "Rescue-ACE" monster from your GY to your hand, or if you control "Rescue-ACE Hydrant", you can add 1 "Rescue-ACE" monster from your Deck to your hand instead
![union arena booster box english TCG: Kaiju No.8 [UE12BT] Rurouni Kenshin joins UNION ARENA Union Arena TCG English UEX02BT](https://pisces.bbystatic.com/image2/BestBuy_US/images/products/5b071674-1b02-4210-9572-f1103edf3dee.jpg;maxHeight=750;maxWidth=345?format=webp)
In the event of a tie for the shortest amount of time, all are put into their owners graveyards
![union arena booster box english TCG: Kaiju No.8 [UE12BT] Rurouni Kenshin joins UNION ARENA Union Arena TCG English UEX02BT](https://www.88cardhouse.com/cdn/shop/files/ue14bt_1000x.jpg?v=1759805627)
This turns every massive, mana-hungry Elemental in your hand into a 4-mana sorcery
![union arena booster box english TCG: Kaiju No.8 [UE12BT] Rurouni Kenshin joins UNION ARENA Union Arena TCG English UEX02BT](http://guubuu.com/cdn/shop/files/Screenshot2025-08-14at9.12.25PM.png?v=1755220649)
You read the whole contract, right?
![union arena booster box english TCG: Kaiju No.8 [UE12BT] Rurouni Kenshin joins UNION ARENA Union Arena TCG English UEX02BT](http://multimonsterdeals.com/cdn/shop/files/s-l1600.webp?v=1722636992)
US$ 29.42
US$ 29.09
US$ 24.02
US$ 25.27
US$ 28.89
US$ 25.75
US$ 24.19
US$ 21.45
US$ 20.02
