# 2022 Magic: The Gathering Magic Online Promos #99721

> The 2022 Magic Online Promos Evolving Door foil promo (#99721) is a rare artifact card featuring a unique mechanic that searches for multicolored creatures.

Canonical URL: https://supercatch.com/product/magic-the-gathering-magic-online-promos-evolving-door-99721-foil-promo

## Identity

- **Year**: 2022
- **Brand**: Magic: The Gathering
- **Set**: Magic Online Promos
- **Card Number**: 99721
- **Featured**: Evolving Door
- **Game**: Magic: The Gathering
- **Rarity**: Rare
- **Mana cost**: {2}{G}
- **Type**: Artifact
- **Color**: G
- **Language**: English
- **Material**: Card Stock
- **Finish**: Foil

## Description

The 2022 Magic Online Promos release features Evolving Door, a rare artifact card bearing the catalog number 99721. Illustrated by Drew Baker, this foil promo card costs {2}{G} to cast and has a mana value of 3. As a green-colored artifact, it offers a distinct gameplay experience for Magic: The Gathering enthusiasts looking to expand their digital or physical collections.

The card’s rules text provides a strategic ability that interacts with the colors of other cards in the game. By sacrificing a creature, players can count its colors and search their library for a creature card that is exactly one color more than the sacrificed card. After exiling the found card and shuffling the library, the player may cast the exiled creature as a sorcery. This mechanic encourages thoughtful deck construction and resource management, as the efficiency of the ability depends entirely on the color composition of the sacrificed creature.

The foil finish and promo status of Evolving Door distinguish it from standard set releases. The Magic Online Promos subset serves as a unique identifier for cards distributed through the game's online platform, making these items notable for their specific distribution history. Owning this card adds a piece of MTG history that bridges the digital and physical collecting worlds. The combination of its specific card number, rare status, and functional design makes it a valuable addition for those who appreciate the depth of Magic's artifact interactions.

## FAQ

### What is the mana cost of Evolving Door?

Evolving Door has a mana cost of {2}{G}, requiring two generic mana and one green mana to cast. It has a total mana value of 3.

### How does the Evolving Door ability work in Magic: The Gathering?

By sacrificing a creature, you count its colors and search your library for a creature card that is exactly one color more. You exile it and may cast it as a sorcery.

### Is Evolving Door a creature or an artifact?

Evolving Door is an Artifact card. It is not a creature itself but allows players to find and cast creature cards based on the sacrificed artifact's properties.

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Editorial content updated: 2026-09-30.

Site deployment: 2025-11-29.