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Unholy Heat deals 2 damage to target creature or planeswalker. Delirium — Unholy Heat deals 6 damage instead if there are four or more card types among cards in your graveyard.
Abilities, attacks, weakness & resistance
Other cards from Jumpstart: Historic Horizons
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Unholy Heat (J21-529) is a red instant from Jumpstart: Historic Horizons that normally costs {R}. It deals 2 damage to target creature or planeswalker, or deals 6 damage instead if you have Delirium (four or more card types among cards in your graveyard). This card functions as cheap targeted removal or a finisher in graveyard-focused or low-cost red decks.
Catalog pricing data as of 3 May 2026, 14:20
