---
name: "Klauth, Unrivaled Ancient"
mana_cost: "{5}{R}{G}"
cmc: 7
type_line: "Legendary Creature — Dragon"
colors: ["G", "R"]
color_identity: ["G", "R"]
keywords: ["Flying", "Haste"]
set: "SLD"
set_name: "Secret Lair Drop"
collector_number: "2499"
rarity: "mythic"
artist: "Diego Andrade"
oracle_id: "8cefa5d6-5151-4e75-8b72-f210a4c751ea"
canonical_url: "https://avascry.com/printing/klauth-unrivaled-ancient-sld"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "not_legal"
  pioneer: "not_legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "not_legal"
---

# Klauth, Unrivaled Ancient
- **Mana Cost:** `{5}{R}{G}` (CMC: 7)
- **Type:** Legendary Creature — Dragon
- **Power/Toughness:** 4/4
- **Keywords:** Flying, Haste

## Oracle Text
Flying, haste
Whenever Klauth attacks, add X mana in any combination of colors, where X is the total power of attacking creatures. Spend this mana only to cast spells. Until end of turn, you don't lose this mana as steps and phases end.

> *Ware the darkening sky and the great red wing; he does not suffer competition.*

## Top 4096-Dim Neural Synergies
1. [Kolaghan, the Storm's Fury](/printing/kolaghan-the-storms-fury-pfrf.md) — Legendary Creature — Dragon
2. [Savage Ventmaw](/printing/savage-ventmaw-afc.md) — Creature — Dragon
3. [Dragonlord Kolaghan](/printing/dragonlord-kolaghan-pdtk.md) — Legendary Creature — Elder Dragon
4. [Hellkite Charger](/printing/hellkite-charger-cmm.md) — Creature — Dragon
5. [Cosmic Sovereign](/printing/cosmic-sovereign-yeoe.md) — Creature — Dragon
6. [Mana-Charged Dragon](/printing/mana-charged-dragon-cma.md) — Creature — Dragon

## Printing Details
- **Set:** Secret Lair Drop (SLD) #2499
- **Rarity:** Mythic
- **Artist:** Diego Andrade
- **Total Printings:** 18 across all historical editions

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