
Childhood Promise
$0.08
Market price, updated Nov 7, 2026
- Game
- Union Arena
- Set
- UE12BT: Kaiju No. 8
- Rarity
- C
- Type
- Event
Choose one character on your field and switch it to active. If the chosen character is "Kafka Hibino", "Kaiju No. 8", or "Mina Ashiro", choose up to one of your AP cards and switch it to active. Trigger: [Draw] Draw a card.
Market prices
| Printing | Market | Low | 7 days | 30 days |
|---|---|---|---|---|
| Normal | $0.08 | $0.01 | 0.0% | +33.3% |
Updated Nov 7, 2026. Pricing data via TCG API. Market estimates, not offers from a shop.
In stock at local shops
No shop on SoCo has this in stock right now.
Run a card shop?More from UE12BT: Kaiju No. 8
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Action Point Card (AP01)$30.00
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