Unholy Heat - Foil - Borderless Tweet Out of stock. $7.17 Wishlist Sell This Product Details Color: Red Card Text: 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. Rarity: R Cost: R Card Type: Instant Artist: Cabrol Name: Unholy Heat Finish: Foil Card Number: 0004 Set Name: Secret Lair Showdown