# 2023 Yu-Gi-Oh! 25th Anniversary Tin: Dueling Heroes Mega Pack #MP23-EN063

> The 25th Anniversary Tin: Dueling Heroes Mega Pack includes Therion "King" Regulus (MP23-EN063), a Level 8 EARTH Machine Effect Monster featuring a Prismatic Secret Rare finish.

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## Identity

- **Year**: 2023
- **Manufacturer brand**: Yu-Gi-Oh!
- **Set / series**: 25th Anniversary Tin: Dueling Heroes Mega Pack
- **Card number**: #MP23-EN063
- **Product type**: TCG_CARD

## Description

Therion "King" Regulus stands as a prominent Level 8 EARTH Machine Effect Monster within the Yu-Gi-Oh! Trading card game. Released in 2023 as part of the 25th Anniversary Tin: Dueling Heroes Mega Pack, this card is identified by the code MP23-EN063. It belongs to the Therion archetype, a lineage of powerful monster cards that have become staples in competitive play and casual dueling alike. The card’s status as a Prismatic Secret Rare gives it a distinctive holo finish that elevates its visual appeal and collectibility among fans of the franchise. The Therion archetype has garnered significant attention from Yu-Gi-Oh! Enthusiasts due to its intricate mechanics and thematic depth. Collectors often seek out cards from the 25th Anniversary Tin: Dueling Heroes Mega Pack to celebrate the game's rich history. This release commemorates a quarter-century of strategic card gaming, offering a curated selection of memorable monsters and spells. Therion "King" Regulus fits seamlessly into this celebratory context, representing the enduring legacy of the game's most iconic series. For investors and dedicated collectors, the Prismatic Secret Rare treatment adds a layer of prestige. The holographic finish is not just a visual enhancement but also a marker of the card's place within the set's hierarchy. Enthusiasts appreciate the craftsmanship involved in producing these special finishes, which often become prized possessions in any collection. Whether you are building a deck around the Therion archetype or simply expanding your library with high-quality cards, this release offers a compelling addition. The market for anniversary tins and mega packs remains robust, with fans eager to secure pieces that capture the essence of the game's milestones. By focusing on the identity of the card and its role in the broader Yu-Gi-Oh! Ecosystem, collectors can make informed decisions about their acquisitions. The Therion "King" Regulus card is a testament to the game's evolving design and the passion of its global community. ## Sources

## FAQ

### What does MP23-EN063 refer to?

MP23-EN063 is the unique card number for Therion "King" Regulus within the 25th Anniversary Tin: Dueling Heroes Mega Pack. This code helps collectors and players identify the specific card and its set origin.

### What is a Prismatic Secret Rare finish?

A Prismatic Secret Rare is a special holographic finish applied to certain Yu-Gi-Oh! cards. This treatment gives the card a distinctive, shimmering appearance that is highly sought after by collectors for its aesthetic appeal and rarity within the set.

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Last verified: 2025-11-29.