CascadeCascade
Thermal Flux

Thermal Flux

{U}

Instant

Choose one —

• Target nonsnow permanent becomes snow until end of turn.

• Target snow permanent isn't snow until end of turn.

Draw a card at the beginning of the next turn's upkeep.

Illustrated by

ColdsnapColdsnap#49·Common·English
Oct 22, 2026
Market$0.34
Median$0.39
Buy on TCGPlayer

Legality

LegalCommanderNot legalStandardLegalModernNot legalPremodernLegalLegacyLegalVintageNot legalBrawlNot legalPioneer
LegalOathbreaker
LegalPauperNot legalHistoric
Not legalTimeless

Rulings

Jul 15, 2006

Thermal Flux adds or removes the supertype snow from a permanent. Adding or removing a supertype doesn’t affect any other types, supertypes, or subtypes that permanent has.