Art: Kirokaze

Teenage Mutant Ninja Turtles Eternal · TMC #25 · Rare
Shellshock
Instant
For each opponent, choose up to one target creature that player controls. Shellshock deals X damage to each of those creatures. You create a Mutagen token for each creature dealt damage this way. (They're artifacts with ", , Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")
Market price · TCGplayer
$0.19
▼ 24.00% · 7 days
Estimated
$0.19
▼ 32.14% · 30 days
Estimated
$0.19
▼ 29.63% · since Aug 8
Estimated
$3.92
▲ 0.00% · 7 days
Estimated
$3.92
▼ 1.75% · 30 days
Estimated
$3.92
▲ 1.03% · since Aug 19
Estimated
Track your copies
Sign up to see which printings you own, trade your spares and get an alert when the price drops
Official rulings
2
-
Mutagen tokens are a kind of predefined token. Each one is a colorless artifact with the artifact subtype Mutagen and the ability "{1}, {T}, Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery."
January 27, 2026
-
Some spells and abilities that create Mutagen tokens require targets. If each target chosen is an illegal target as that spell or ability tries to resolve, it won't resolve. The Mutagen token won't be created.
January 27, 2026