Price updates are limited. Some displayed estimates may be older. See each card’s price history for context.

Undine — trend data is still being collected. Check the price chart below for available history.
Fresh· Updated Nov 4, 2026
Card Details
TypeField
Mana Cost3
Card TextPlay this site set to active onto your field. When a character with "Undine" in its name is on your field, you can activate this ability if "Longechidna" is on your field. Look at the top of your deck, then place one card on top of your deck or into your disideline.
inkwell Fair Value™?· NM
$0.04
single source
——
Condition?
Confidencemedium
Prices as ofNov 4
Normal—
Cheapest printing—
Why This Price
inkwell Estimate
Fair Value$0.04
Freshness
Prices as ofNov 4
Update cadenceDaily
Inkwell Fair Value$0.04
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More from UE08BT: Black Clover
See all cards →- How much is Undine worth?
- The current Near Mint price for Undine from UE08BT: Black Clover (Union Arena) is $0.04. Price trend data is still being collected.
- What set is Undine from?
- Undine is from the UE08BT: Black Clover set, released May 2025. It is a C in Union Arena.
- What rarity is Undine?
- Undine is a C card from UE08BT: Black Clover in Union Arena.
- How many Undine cards exist?
- There are 2 different Undine cards across Union Arena sets. Each version has unique stats, abilities, and artwork.




