---
name: "Unholy Heat"
mana_cost: "{R}"
cmc: 1
type_line: "Instant"
colors: ["R"]
color_identity: ["R"]
keywords: ["Delirium"]
set: "OTC"
set_name: "Outlaws of Thunder Junction Commander"
collector_number: "182"
rarity: "common"
artist: "Kari Christensen"
oracle_id: "b23cba46-6ed2-442d-bc39-7c4933f6b083"
canonical_url: "https://avascry.com/printing/unholy-heat-otc"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "not_legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "legal"
  penny: "not_legal"
---

# Unholy Heat
- **Mana Cost:** `{R}` (CMC: 1)
- **Type:** Instant
- **Keywords:** Delirium

## Oracle 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.

> *「悪魔は火を使う。ならば我々が使ってもよかろう。」*

## Top 4096-Dim Neural Synergies
1. [Impossible Inferno](/printing/impossible-inferno-dsk.md) — Instant
2. [Fear of Burning Alive](/printing/fear-of-burning-alive-dsk.md) — Enchantment Creature — Nightmare
3. [Thermal Blast](/printing/thermal-blast-ody.md) — Instant
4. [Heated Argument](/printing/heated-argument-sos.md) — Instant
5. [Gibbering Fiend](/printing/gibbering-fiend-soi.md) — Creature — Devil
6. [Burn the Accursed](/printing/burn-the-accursed-dbl.md) — Instant

## Printing Details
- **Set:** Outlaws of Thunder Junction Commander (OTC) #182
- **Rarity:** Common
- **Artist:** Kari Christensen
- **Total Printings:** 27 across all historical editions

## Format Legalities
Commander: `legal` | Standard: `not_legal` | Modern: `legal` | Pioneer: `not_legal` | Legacy: `legal` | Vintage: `legal` | Pauper: `legal` | Penny: `not_legal`