# 2004 Yu-Gi-Oh! Ancient Sanctuary #AST-063

> Theban Nightmare (AST-063), a 2004 Yu-Gi-Oh! Ancient Sanctuary Rare Effect Monster. This LIGHT Fiend card is a key entry for dedicated collectors.

Canonical URL: https://supercatch.com/product/yu-gi-oh-ancient-sanctuary-theban-nightmare-ast-063

## Identity

- **Year**: 2004
- **Manufacturer brand**: Yu-Gi-Oh!
- **Set / series**: Ancient Sanctuary
- **Card number**: #AST-063
- **Product type**: TCG_CARD

## Description

Theban Nightmare, designated as card AST-063, holds a distinct place within the 2004 Ancient Sanctuary expansion of the Yu-Gi-Oh! Trading card game. For collectors, cards from this era represent a specific chapter in TCG history, often valued for their nostalgic design and foundational role in the game's evolution. As a Rare rarity card, Theban Nightmare is classified as an Effect Monster with the Fiend type and LIGHT attribute. Its Level 4 status makes it a standard summoning target, fitting into various monster lines common to the Fiend archetype. Collectors seeking to complete the Ancient Sanctuary set will find AST-063 to be a necessary component, regardless of the specific copy's condition or grade. The card's value to a collector often stems from its completeness within the set rather than isolated rarity, making it a staple for comprehensive collections. Whether you are looking to fill a gap in your Ancient Sanctuary binder or acquire a piece of TCG history, Theban Nightmare offers a tangible connection to the game's golden age. The trading card community continues to appreciate these early prints for their artistic style and gameplay mechanics, ensuring that cards like this remain relevant in secondary markets. Building a collection of Ancient Sanctuary cards requires attention to detail and a passion for the series' lore, providing a rewarding challenge for dedicated enthusiasts.

## FAQ

### What type of monster is Theban Nightmare?

Theban Nightmare is an Effect Monster with the Fiend type and LIGHT attribute. It is a Level 4 card within the Yu-Gi-Oh! trading card game.

### What set does card AST-063 belong to?

This card is part of the Ancient Sanctuary expansion, released in 2004. It carries the set code AST and is designated as card number 063 within that series.

### Why is Theban Nightmare important to collectors?

Collectors value this card for its place in the Ancient Sanctuary set, a significant release during the mid-2000s Yu-Gi-Oh! boom. It is often sought after by those completing the full set or interested in early Fiend archetype cards.

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Last verified: 2025-11-29.