# 2011 Yu-Gi-Oh! Hidden Arsenal 5: Steelswarm Invasion #HA05-EN025

> Vylon Epsilon is a Secret Rare Yu-Gi-Oh! card from the 2011 Hidden Arsenal 5: Steelswarm Invasion set, identified by catalog number HA05-EN025.

Canonical URL: https://supercatch.com/product/yu-gi-oh-hidden-arsenal-5-steelswarm-invasion-vylon-epsilon-ha05-en025-secret-rare

## Identity

- **Year**: 2011
- **Manufacturer brand**: Yu-Gi-Oh!
- **Set / series**: Hidden Arsenal 5: Steelswarm Invasion
- **Card number**: #HA05-EN025
- **Product type**: TCG_CARD

## Description

Released in 2011, Vylon Epsilon (HA05-EN025) is a notable entry in the Yu-Gi-Oh! Trading card game, belonging to the Hidden Arsenal 5: Steelswarm Invasion series. This release features a Secret Rare treatment with a distinctive holographic finish, distinguishing it within the set's catalog. Collectors often seek out this card for its visual appeal and its place in the broader Vylon archetype, which has maintained a steady presence in the game's history. The Hidden Arsenal 5 set was designed as a premium product, offering high-quality cards that appeal to both competitive players and completionists. Vylon Epsilon stands out due to its unique artwork and the prestige associated with the Secret Rare tier. For those building a comprehensive collection of Yu-Gi-Oh! Cards, this piece represents a significant milestone, bridging the gap between casual collecting and serious set completion. Whether you are looking to add a touch of elegance to your binder or complete a specific set, Vylon Epsilon remains a sought-after item. Its enduring popularity speaks to the timeless design and mechanical relevance of the Vylon monsters in the Yu-Gi-Oh! Universe.

## FAQ

### What is the rarity of Vylon Epsilon?

Vylon Epsilon is printed as a Secret Rare in the Hidden Arsenal 5: Steelswarm Invasion set. This high-tier rarity features a unique holographic foil treatment that makes it visually distinct from common or uncommon versions.

### What set is Vylon Epsilon from?

This card originates from the Hidden Arsenal 5: Steelswarm Invasion set, released in 2011. It is cataloged under the code HA05-EN025 within the Yu-Gi-Oh! trading card game product line.

### Is Vylon Epsilon part of a specific archetype?

Yes, Vylon Epsilon is a key component of the Vylon archetype. These monsters are known for their support effects and are often used in decks that focus on summoning powerful Synchro Monsters.

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## Companion files

- [llms.txt](https://supercatch.com/llms.txt) — site-level concise index.
- [llms-full.txt](https://supercatch.com/llms-full.txt) — site-level expanded corpus.
- [ai.txt](https://supercatch.com/ai.txt) — AI training and licensing terms.

Last verified: 2025-11-29.