# 2021 Magic: The Gathering Magic Online Promos #90066

> The 2021 Magic Online Promos Author of Shadows card (90066) is a rare Creature — Shade Warlock that exiles opponents' graveyards and allows casting exiled nonland cards.

Canonical URL: https://supercatch.com/product/magic-the-gathering-magic-online-promos-author-of-shadows-90066

## Identity

- **Year**: 2021
- **Manufacturer brand**: Magic: The Gathering
- **Set / series**: Magic Online Promos
- **Card number**: #90066
- **Product type**: TCG_CARD

## Description

The Author of Shadows is a distinct entry within the 2021 Magic Online Promos set, identified by card number 90066. Illustrated by Alex Brock, this rare Creature — Shade Warlock features a mana cost of {4}{B} and serves as a potent tool for players who enjoy graveyard manipulation strategies. As part of the Magic Online Promos series, this card was distributed exclusively through the game's digital platform, making it a unique addition for enthusiasts of the Magic: The Gathering trading card game. Collectors often seek out Magic Online Promos cards for their exclusivity and the specific digital origins of their distribution. This release represents a niche but valuable segment of MTG history, appealing to those who appreciate the intersection of digital gameplay mechanics and physical collectible formats. Whether for completing a set of promo cards or adding a strategic piece to a collection, the Author of Shadows stands out due to its impactful effect and exclusive origin.

## FAQ

### What is the Author of Shadows card in Magic: The Gathering?

The Author of Shadows is a rare Creature — Shade Warlock from the 2021 Magic Online Promos set. It has a mana cost of {4}{B} and an effect that exiles all opponents' graveyards, allowing you to cast a chosen nonland card from among them.

### How is the Author of Shadows card numbered?

This card is cataloged as card number 90066 within the Magic Online Promos subset. It is part of the broader Magic: The Gathering trading card game releases from 2021.

### Who illustrated the Author of Shadows card?

The artwork for the Author of Shadows card was created by Alex Brock.

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Last verified: 2025-11-29.