Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

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.

Similar cards

Color identity:
NameManaTypeText
Raka Sanctuary 2REnchantment At the beginning of your upkeep, if you control a white or blue permanent, Raka Sanctuary deals 1 damage to target creature. If you control a white permanent and a blue permanent, Raka Sanctuary deals 3 damage instead.
Wellspring 1GWEnchantment — Aura Enchant land When Wellspring enters the battlefield, gain control of enchanted land until end of turn. At the beginning of your upkeep, untap enchanted land. You gain control of that land until end of turn.
Birthday Escape USorcery Draw a card. The Ring tempts you.
Academic Dispute RInstant Target creature blocks this turn if able. You may have it gain reach until end of turn. Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)
Vaevictis Asmadi, the Dire 3BRGLegendary Creature — Elder Dragon Flying Whenever Vaevictis Asmadi, the Dire attacks, for each player, choose target permanent that player controls. Those players sacrifice those permanents. Each player who sacrificed a permanent this way reveals the top card of their library, then puts it onto the battlefield if it's a permanent card. 6/6
Shade's Breath 1BInstant Until end of turn, each creature you control becomes a black Shade and gains "{B}: This creature gets +1/+1 until end of turn."
Rainbow Vale Land {T}: Add one mana of any color. An opponent gains control of Rainbow Vale at the beginning of the next end step.
Sheltering Light WInstant Target creature gains indestructible until end of turn. Scry 1. (Damage and effects that say "destroy" don't destroy the creature.)
Valiant Farewell 1WInstant Target creature you control gets +2/+0 until end of turn. When that creature leaves the battlefield this turn, you get a boon with "When you cast your next creature spell, it perpetually gets +2/+0." Draw a card.
Astral Slide 2WEnchantment Whenever a player cycles a card, you may exile target creature. If you do, return that card to the battlefield under its owner's control at the beginning of the next end step.
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