Pokémon TCG · Sun & Moon

Cosmog

Name: Cosmog - SM Black Star Promos #SM42
Brand: Pokémon TCG

SM Black Star Promos · #SM42 · Promo

Illustrated by Megumi Mizutani

Market price, Holofoil $0.49 As of Oct 20, 2026 Common / bulk

Not much on its own, around $0.49. It is a common, widely-printed card.

Lowest listing: $0.20 on Oct 20, 2026, any condition

This market price has barely changed across the days we saved. It only updates when a copy sells, so it may rest on few recent sales.

Every saved price

Date	Market price
May 30, 2026	$0.38
Jun 2, 2026	$0.37
Jun 5, 2026	$0.37
Jun 8, 2026	$0.38
Jun 11, 2026	$0.38
Jun 14, 2026	$0.41
Jun 17, 2026	$0.40
Jun 20, 2026	$0.40
Jun 23, 2026	$0.42
Jun 26, 2026	$0.41
Jun 29, 2026	$0.42
Jul 2, 2026	$0.44
Jul 5, 2026	$0.44
Jul 8, 2026	$0.44
Jul 11, 2026	$0.44
Jul 13, 2026	$0.44
Oct 20, 2026	$0.49

#245 by market price in SM Black Star Promos on Oct 20, 2026 Ungraded. The market price is an average of recent online sales. We do not know how many sales it is based on. How card values work →

Supertype: Pokémon
Subtypes: Basic
HP: 60
TCG types: psychic
Set: SM Black Star Promos
Series: Sun & Moon
Released: 2017/02/03
Card number: SM42