# 2021 Magic: The Gathering Magic Online Promos #91371

> The 2021 Magic Online Promos Diamond Lion foil card is a sought-after artifact creature cat, offering powerful mana generation through its unique activated ability.

Canonical URL: https://supercatch.com/product/magic-the-gathering-magic-online-promos-diamond-lion-91371-foil

## Identity

- **Year**: 2021
- **Manufacturer brand**: Magic: The Gathering
- **Set / series**: Magic Online Promos
- **Card number**: #91371
- **Product type**: TCG_CARD

## Description

The Diamond Lion foil promo card, issued in 2021 as part of the Magic Online Promos set, stands out in the Magic: The Gathering trading card game as a distinct artifact creature cat. Designed by Howard Lyon, this card features a foil finish that enhances its collectible appeal for enthusiasts of the game's promotional releases. As card number 91371 in the set, it is classified as a Rare, making it a specific target for collectors who focus on high-value promotional items.

From a gameplay perspective, the Diamond Lion offers significant strategic value. With a mana value of two, it enters the battlefield efficiently. Its primary strength lies in its activated ability: by discarding your hand and sacrificing the creature, you can add three mana of any one color. This powerful effect allows players to accelerate their plays or fix their mana base, provided they are willing to sacrifice the creature itself. The card's design emphasizes this high-risk, high-reward mechanic, making it a memorable piece for those who appreciate tactical depth in the game.

For collectors, the Diamond Lion represents a unique intersection of gameplay utility and promotional exclusivity. Because it originates from the Magic Online Promos set, it holds a specific place in the history of digital trading card releases. The foil treatment adds an extra layer of visual interest, distinguishing it from non-foil versions. Whether you are building a collection of promotional artifacts or focusing on powerful creature cards with unique effects, this card offers a compelling addition. Its status as a rare promo makes it a noteworthy item for any serious Magic: The Gathering collector looking to diversify their holdings with unique and impactful cards.

## FAQ

### Is the Diamond Lion a rare card in Magic Online Promos?

Yes, the Diamond Lion is classified as a Rare within the 2021 Magic Online Promos set. Its status as a promotional card also contributes to its collectibility among enthusiasts of the game's digital releases.

### What is the activated ability of the Diamond Lion?

The Diamond Lion allows you to discard your hand and sacrifice the creature to add three mana of any one color. This ability can only be activated as an instant, making it a flexible tool for mana acceleration.

### Who is the artist for the Diamond Lion promo card?

The artwork for the Diamond Lion promo card was created by Howard Lyon.

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Last verified: 2025-11-29.