# 2020 Digimon Great Legend #BT4-003

> The Koromon BT4-003 U card from the 2020 Digimon Card Game Great Legend set. This Level 2 In-Training Digi-Egg is a staple for Yellow deck builders.

Canonical URL: https://supercatch.com/product/digimon-great-legend-koromon-bt4-003-u

## Identity

- **Year**: 2020
- **Manufacturer brand**: Digimon
- **Set / series**: Great Legend
- **Card number**: #BT4-003
- **Product type**: TCG_CARD

## Description

The Koromon BT4-003 U card is a foundational piece of the Digimon Card Game Great Legend set, released in 2020. As an In-Training Digi-Egg at Level 2, it serves as a critical early-game resource for players building Yellow decks. The card's unique value lies in its specific gameplay effect, which activates when the holder has 3 or fewer security cards, reducing an opponent's Digimon's DP by 1000 for the turn. Collectors often seek out this card to complete their Great Legend set or to utilize it in competitive play. The Uncommon rarity ensures it is accessible yet distinct within the BT4 expansion. For investors and hobbyists, the Digimon Card Game has established a strong market presence, with cards like BT4-003 holding steady interest due to their utility and nostalgic appeal. Whether you are expanding your library or targeting specific cards for your deck, the Koromon BT4-003 U offers both mechanical advantage and collectible value. Its straightforward design and potent effect make it a favorite among long-time fans of the franchise. Explore the growing selection of Digimon TCG cards to find this essential In-Training card and others that define the Great Legend era.

## FAQ

### What is the rarity of the Koromon BT4-003 card?

The Koromon BT4-003 card is an Uncommon (U) rarity card from the Great Legend set. This rarity level makes it a common inclusion in booster packs while remaining essential for deck construction.

### How does the BT4-003 Koromon card work in gameplay?

This Level 2 In-Training Digi-Egg has an inherited effect that triggers when you have 3 or fewer security cards. When attacking, it reduces one of your opponent's Digimon's DP by 1000 for that turn.

### Is the Koromon card part of the Great Legend set?

Yes, the Koromon BT4-003 card is a member of the Great Legend set, which was released in 2020. It is designated as card number BT4-003 within the Digimon Card Game catalog.

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Last verified: 2025-11-29.