Deep in the heart of Urborg lie massive volcanoes whose thick black smoke covers the land with perpetual darkness.

The List

Urborg Volcano

Urborg Volcano enters tapped.
{T}: Add {B} or {R}.

Urborg Volcano enters the battlefield tapped.
{T}: Add {B} or {R} to your mana pool.

Urborg Volcano comes into play tapped.
{T}: Add {B} or {R} to your mana pool.

Urborg Volcano comes into play tapped.
oc
T: Add o
B or o
R to your mana pool.