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.
Mana cost
U
Mana value
1
Printings
From
$0.34
EDHREC rank
#11327
Buy
Formats
Modern
Legal
Legacy
Legal
Vintage
Legal
Commander
Legal
Pauper
Legal
Rulings
15 Jul 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.