Obsidian Charmaw

{3}{R}{R} · Creature — Dragon

This spell costs {1} less to cast for each land your opponents control that could produce {C}. Flying When this creature enters, destroy target nonbasic land an opponent controls.

Rulings (1)

Jun 18, 2021 · Obsidian Charmaw's first ability counts each land your opponents control that would produce {C} if one of that land's abilities resolved. It doesn't matter whether that land's controller could currently activate the ability or not.

LegacyLegal

VintageLegal

ModernLegal

PioneerNot legal

StandardNot legal

PauperNot legal

PremodernNot legal

cEDHLegal

Where it’s played now

Inclusion by archetype · Modern

% of archetype's lists running it · last 30 days · n=414 decks

Archetype	Format	Inclusion	Copies	Decks (n)
Rakdos Graveyard	Modern	100%	2–3×	4
5 Color Control	Modern	100%	2×	1
Jund Shadow	Modern	100%	2×	1
Jeskai Blink	Modern	85.7%	2–3×	21
Boros Energy	Modern	78%	1–4×	332
Mardu Blink	Modern	75%	2×	4
Rakdos Midrange	Modern	75%	3–4×	4
Footfalls	Modern	74.5%	3–4×	47

Data as of Jun 14, 2026 · MTGO + papercasthaven.com

Price