Koma, Cosmos Serpent

Global Commander Stats

517 Wins

953 Losses

Summary

Koma, Cosmos Serpent is a Magic: The Gathering commander tracked across 1,470 recorded Playgroup games, winning 35% of them (517–953) at an Elo of 1,583, ranking #654 globally.

Wins average 9 turns, with 18 damage dealt and 0.78 player kills per game on average.

Last full refresh 22 Jun 2026

Sources Scryfall · EDHREC · JSON API

Frequently Asked

What is Koma, Cosmos Serpent's win rate?

Koma, Cosmos Serpent has a 35% win rate across 1470 recorded Playgroup games (517 wins, 953 losses).

How long do winning games with Koma, Cosmos Serpent take?

Wins with Koma, Cosmos Serpent take on average 9 turns. Total tracked play time: 6 months.

How many decks use Koma, Cosmos Serpent?

554 decks list Koma, Cosmos Serpent as their commander on Playgroup, of which 287 have played at least one recorded game.

Koma, Cosmos Serpent Magic: The Gathering commander card art

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Global Rank

654

Wins By Turn (on avg.)

Elo rating

1583

Global Elo Trend

Commander Popularity Trend

Misc. Stats

Average damage per game 18

Average commander damage per game 7

Average poison counters given per game 10

Average kills per game 0.78

Average turn length 21 minutes

No. decks for this commander 554

No. decks with at least one game for this commander 287

No. games played with this commander 1470

Total hours played 6 months

Top 5 Public Decks

Rank	Elo	User	No. games	Wins	Winrate
1	1580	Janjo	10	4	57 %
2	1555	Eddie Stardust	10	4	40 %
3	1552	FrostCzar	3	2	67 %
4	1544	zrocks98@gmail.com	5	4	80 %
5	1534	OrcristBlade	10	5	50 %

How does this commander win?

When Koma, Cosmos Serpent wins, 84.0% of wins come via combat across tracked games with a recorded win condition.

Combat

84.0%

Alternative

7.08%

Commander Damage

4.92%

Combo

1.85%

Non Combat Damage

1.23%

Poison

0.92%

Avg win turn 9.1 based on 534 wins with recorded turn counts

Does seating order matter?

Koma, Cosmos Serpent wins 43.94% of games from position 1 and 0.0% from position 6 across tracked games.

Seat 1

43.94% n=437

Seat 2

35.38% n=407

Seat 3

29.63% n=378

Seat 4

26.92% n=208

Seat 5

40.0% n=25

Seat 6

0.0% n=1

Do mulligans hurt this commander?

Across tracked games, Koma, Cosmos Serpent wins 35.61% after 0 mulligans and 33.33% after 4 mulligans.

0 mulligans

35.61% n=702

1 mulligan

34.17% n=199

2 mulligans

29.11% n=79

3 mulligans

40.0% n=20

4 mulligans

33.33% n=3

How do players rate games with this commander?

Pilot rating

Pilots rate their own games with Koma, Cosmos Serpent 3.57/5 on average, across 992 self-reports.

3.57 / 5

🧂

Opponent salt

When Koma, Cosmos Serpent wins, opponents flag the game as salty 63.7% of the time across 534 tracked wins.

63.7 \%

Best and worst matchups

Opposing commanders with at least ten tracked games against Koma, Cosmos Serpent. Pairs with fewer than 25 games are shown in italics; treat those as suggestive, not statistical.