Shamans of Kar-Sengir claim that their sun sets because it can no longer bear the gaze of those pain-carved cliffs.

Duskmourn: House of Horror Commander

Graven Cairns

{T}: Add {C}.
{BR}, {T}: Add {B}{B}, {B}{R}, or {R}{R}.

{T}: Add {C}.
{B/R}, {T}: Add {B}{B}, {B}{R}, or {R}{R}.

"Here did the Extinguisher steal the light from the world. Here will we sacrifice her to bring the Great Rekindling to our people."
—Illulia of Nighthearth

Double Masters

Iconic Masters

{T}: Add {C} to your mana pool.
{BR}, {T}: Add {B}{B}, {B}{R}, or {R}{R} to your mana pool.

Zendikar Expeditions

Shadowmoor

{T}: Add {1} to your mana pool.
{BR}, {T}: Add {B}{B}, {B}{R}, or {R}{R} to your mana pool.