# 2021 Magic: The Gathering Magic Online Promos #88356

> The details of Koma, Cosmos Serpent, a Mythic Rare legendary creature from Magic: The Gathering's 2021 Magic Online Promos collection.

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## Identity

- **Year**: 2021
- **Manufacturer brand**: Magic: The Gathering
- **Set / series**: Magic Online Promos
- **Card number**: #88356
- **Product type**: TCG_CARD

## Description

Koma, Cosmos Serpent stands out in the Magic: The Gathering catalog as a formidable Mythic Rare legendary creature from the 2021 Magic Online Promos series. Identified by card number 88356, this card represents a significant addition for enthusiasts of the trading card game who appreciate powerful legendary entities. Designed by artist rishxxv, the card features a mana cost of five generic mana alongside two green and two blue mana symbols, reflecting its status as a five-color identity powerhouse. The gameplay mechanics of Koma, Cosmos Serpent are designed to control the board and generate consistent value. As a 7-mana-cost creature with 6 power and 6 toughness, it commands immediate attention upon entering play. Its most defining trait is the ability to resist counter spells, ensuring its presence on the battlefield. During each upkeep, the card generates a 3/3 blue Serpent creature token known as Koma's Coil, providing attackers and blockers for strategic maneuvering. For collectors, the Magic Online Promos set holds a unique place in the hobby's history, representing digital exclusives that eventually found their way into physical collections. The Mythic Rare designation indicates a lower print run compared to common or uncommon cards, making high-quality examples sought after by set builders and completists. The ability to sacrifice another Serpent to either tap a permanent or grant indestructible status adds layers of strategic depth, appealing to players who enjoy complex deck-building scenarios. Whether you are looking to complete a specific set or invest in a powerful card from a notable promo era, Koma, Cosmos Serpent offers both aesthetic appeal and mechanical intrigue. Its dual-color identity and legendary status make it a versatile piece for any Magic: The Gathering collection.

## FAQ

### What is the mana cost of Koma, Cosmos Serpent?

Koma, Cosmos Serpent has a mana cost of {3}{G}{U}, totaling seven mana with two green and two blue mana symbols. Its mana value is 7, placing it in the late-game category for deck construction.

### What are the abilities of Koma, Cosmos Serpent?

This legendary creature cannot be countered and creates a 3/3 blue Serpent token at the beginning of each upkeep. You can sacrifice another Serpent to either tap a target permanent or grant Koma indestructible until end of turn.

### Is Koma, Cosmos Serpent a Mythic Rare card?

Yes, Koma, Cosmos Serpent is classified as a Mythic Rare card within the Magic Online Promos set. This rarity designation typically indicates a lower distribution frequency compared to other rarities in the same collection.

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Last verified: 2025-11-29.