# 2021 Magic: The Gathering Magic Online Promos #91377

> The 2021 Magic Online Promos Void Mirror (card #91377) is a rare artifact from Magic: The Gathering, designed to counter colorless spells.

Canonical URL: https://supercatch.com/product/magic-the-gathering-magic-online-promos-void-mirror-91377

## Identity

- **Year**: 2021
- **Manufacturer brand**: Magic: The Gathering
- **Set / series**: Magic Online Promos
- **Card number**: #91377
- **Product type**: TCG_CARD

## Description

The 2021 Magic Online Promos Void Mirror stands as a distinct artifact within the Magic: The Gathering trading card game. Identified by card number 91377, this promotional release offers collectors a unique mechanical interaction that diverges from standard mana costs. The card requires just two generic mana to cast, positioning it as an accessible yet potent tool for players seeking strategic disruption in their decks. At the heart of Void Mirror's design is its ability to target spells that lack colored mana expenditure. When a player casts such a spell, Void Mirror triggers to counter it entirely. This rule text creates a compelling dynamic for collectors who appreciate cards that interact directly with resource management and spell casting. The card’s rarity designation of Rare underscores its value within the Magic Online Promos subset, making it a sought-after addition for enthusiasts of the format. Art by Colin Boyer, the visual presentation of this card complements its mechanical depth. As a promotional item from 2021, Void Mirror represents a specific era of Magic: The Gathering design, appealing to those who collect across various sets and formats. Collectors often seek out these promo cards to complete their thematic collections or to acquire cards with unique gameplay effects that enhance their overall library. Whether for investment or personal play, this artifact remains a notable piece of the TCG landscape. By focusing on the card's identity and mechanical uniqueness, collectors can appreciate the strategic depth that Void Mirror brings to the game. Its ability to neutralize colorless spells adds a layer of complexity that is highly valued by serious players and collectors alike. The Magic Online Promos set continues to be a significant part of the Magic: The Gathering ecosystem, with cards like Void Mirror serving as reminders of the game's evolving design philosophy. Collectors interested in artifacts and promotional cards will find this release particularly interesting due to its specific counter effect and rare status.

## FAQ

### What is the Void Mirror card in Magic: The Gathering?

Void Mirror is a rare artifact card from the 2021 Magic Online Promos set. It allows players to counter spells that were cast without spending any colored mana, offering a unique strategic interaction.

### Who illustrated the Void Mirror card?

The card features artwork by Colin Boyer. His illustration complements the card's mechanical theme and is part of the distinctive design of the Magic Online Promos subset.

### What makes Void Mirror a rare card?

Void Mirror is designated as a Rare card within the Magic Online Promos set. This rarity, combined with its specific promotional status and unique gameplay effect, makes it a desirable item for collectors.

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Last verified: 2025-11-29.