Mossborn Hydra (Borderless) (Mana Foil) #399 – Foundations (Rare)

Magic: The Gathering · Foundations · Rare

Mossborn Hydra (Borderless) (Mana Foil) #399 Price

Mossborn Hydra (Borderless) (Mana Foil) (#399, Rare) from Foundations is worth $80.65 in Near Mint condition on TCGplayer as of October 3, 2026. On Cardmarket, Europe's main marketplace, the Foil sells for €56.41.

Near Mint · TCGplayer: $80.65
Near Mint · Cardmarket: €56.41
30-day change: +2.8%
Printings: 1

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Mossborn Hydra (Borderless) (Mana Foil) prices by printing

Near Mint market prices, updated October 4, 2026.

Printing	TCGplayer (USD)	Cardmarket (EUR)
Foil	$80.65	€56.41

TCGplayer market price and Cardmarket price for Near Mint English copies. They are two separate markets, so the euro figure is Cardmarket's own price, not a conversion of the dollar one. Source: TCGplayer, Cardmarket.

Card details

Set: Foundations
Card number: 399
Rarity: Rare
Released: November 15, 2024
Illustrator: Monztre
Power / toughness: 0/0
Type line: Creature — Elemental Hydra
Rules text: Trample
This creature enters with a +1/+1 counter on it.
Landfall — Whenever a land you control enters, double the number of +1/+1 counters on this creature.

Mossborn Hydra (Borderless) (Mana Foil): common questions

How much is Mossborn Hydra (Borderless) (Mana Foil) #399 worth?

Mossborn Hydra (Borderless) (Mana Foil) (#399, Rare) from Foundations is worth $80.65 in Near Mint condition on TCGplayer as of October 3, 2026. On Cardmarket, Europe's main marketplace, the Foil sells for €56.41.

What set is Mossborn Hydra (Borderless) (Mana Foil) from?

Mossborn Hydra (Borderless) (Mana Foil) is card 399 in Foundations, released November 15, 2024. Its rarity is Rare. Illustrated by Monztre.

Is Mossborn Hydra (Borderless) (Mana Foil) going up in price?

Over the last 30 days the Near Mint Foil price on TCGplayer moved from $78.45 (September 5, 2026) to $80.65 (October 3, 2026), a change of +2.8%. The 30-day low was $78.45 and the high $80.65.

How do I check what my Mossborn Hydra (Borderless) (Mana Foil) is worth?

Scan it with the TCG Vault app on iPhone: it identifies the card from the camera in seconds and shows its current market price and price history, then keeps it in your collection so you can follow its value.