# 2021 Digimon Double Diamond #BT6-039

> The Mammothmon card (BT6-039) from the 2021 Double Diamond set offers strategic depth for Digimon Card Game collectors with its potent security protection mechanics.

Canonical URL: https://supercatch.com/product/digimon-double-diamond-mammothmon-bt6-039-c

## Identity

- **Year**: 2021
- **Manufacturer brand**: Digimon
- **Set / series**: Double Diamond
- **Card number**: #BT6-039
- **Product type**: TCG_CARD

## Description

Mammothmon stands as a formidable Level 5 Ultimate Digimon within the Digimon Card Game, specifically cataloged as card number BT6-039 from the 2021 Double Diamond expansion. Representing the Vaccine attribute and Ancient Animal type, this Yellow-colored card is designed for players who prioritize defensive resilience during critical moments of gameplay. With a Digimon Play Cost of 5 and a Digital Power (DP) of 6000, the card occupies a strategic middle ground, demanding careful resource management while offering significant protection when the board state is vulnerable.

The defining feature of Mammothmon is its inherited ability that activates on all turns, specifically triggering when an opponent has three or fewer security cards remaining. In this scenario, the Digimon gains a substantial +1000 DP boost, effectively hardening the defense against incoming attacks. The card’s design reflects the strategic complexity of the Double Diamond era, appealing to collectors who appreciate the nuanced balance between offense and defense in the TCG.

For collectors of the Digimon Card Game, owning a copy of Mammothmon provides a tangible connection to the Double Diamond set’s unique gameplay innovations. The card’s straightforward yet impactful effect makes it a recognizable piece for fans of the franchise, while its specific rarity and set code ensure it holds a distinct place in any organized collection. Whether viewed through the lens of competitive gameplay or nostalgic collecting, this card represents a key component of the 2021 expansion, offering both mechanical utility and aesthetic appeal to enthusiasts of the TCG medium.

## FAQ

### What is the attribute and type of Mammothmon in the Digimon Card Game?

Mammothmon is a Vaccine attribute Digimon with the Ancient Animal type. It is classified as an Ultimate level creature within the game's hierarchy, making it a mid-to-late game presence.

### How does Mammothmon's security protection ability work?

Mammothmon has an inherited effect that activates on all turns. If your opponent has three or fewer security cards remaining, Mammothmon receives +1000 DP, increasing its defensive strength against attacks.

### Which set does the Mammothmon BT6-039 card belong to?

This card is part of the Double Diamond set, released in 2021. It is identified by the set code BT6 and the card number 039, distinguishing it from other printings or expansions.

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- [llms.txt](https://supercatch.com/llms.txt) — site-level concise index.
- [llms-full.txt](https://supercatch.com/llms-full.txt) — site-level expanded corpus.
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Last verified: 2025-11-29.