# 2021 Magic: The Gathering Adventures in the Forgotten Realms Promos #259s

> The Lair of the Hydra is a rare foil promotional card from the 2021 Adventures in the Forgotten Realms set, featuring versatile green mana generation and creature transformation.

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## Identity

- **Year**: 2021
- **Manufacturer brand**: Magic: The Gathering
- **Set / series**: Adventures in the Forgotten Realms Promos
- **Card number**: #259s
- **Product type**: TCG_CARD

## Description

The Lair of the Hydra (card number 259s) is a distinctive promotional card released in 2021 as part of the Adventures in the Forgotten Realms Promos set for Magic: The Gathering. Designed by Johannes Voss, this foil card offers a unique gameplay experience for collectors and players alike. As a land card with a mana value of 0, it provides flexible green mana production while introducing a strategic twist that rewards land-heavy strategies. The card’s rules allow it to become an X/X green Hydra creature when you pay {X}{G}, making it a versatile addition to decks that value both mana acceleration and board presence. This promo card is highly sought after for its clever design and thematic connection to the Dungeons & Dragons crossover, appealing to fans of both the TCG and the Forgotten Realms setting. Collectors often add the Lair of the Hydra to their sets for its aesthetic appeal and mechanical uniqueness, while players appreciate its ability to double as a creature in the late game. The foil treatment enhances its visual impact, making it a standout piece in any Magic: The Gathering collection. Whether you are building a competitive deck or curating a thematic collection, this card represents a creative intersection of fantasy lore and strategic gameplay.

## FAQ

### What does the Lair of the Hydra card do?

This land card produces green mana and can transform into an X/X green Hydra creature when you pay {X}{G}, providing both mana acceleration and a powerful board presence.

### Is the Lair of the Hydra part of a specific set?

Yes, it is a promotional card from the 2021 Adventures in the Forgotten Realms Promos set, featuring artwork by Johannes Voss.

### Why is the Lair of the Hydra popular among collectors?

Collectors value it for its unique mechanic that combines land and creature types, its foil finish, and its connection to the Dungeons & Dragons crossover theme.

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Last verified: 2025-11-29.