Sort by:
From $0.25
'This land enters tapped unless you control a Swamp or a Mountain.
{T}: Add {B} or {R}.
From $11.50
This land enters tapped. Whenever a Mountain you control enters, if you control at least five other Mountains, you may have this land deal 3 damage to any target. {T}:...
From $33.25
'{T}, Pay 1 life, Sacrifice this land: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.
From $9.75
'This land enters tapped unless you control a Mountain. {T}: Add {R}. {R}, {T}, Exert this land: Add {R}{R}. If that mana is spent on a creature spell, it gains...
From $2.25
'This creature gets +1/+1 as long as you control a Mountain.
This creature gets +1/+1 as long as you control a Plains.
From $35.25
'{T}, Pay 1 life, Sacrifice this land: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.
$0.25
'This land enters tapped unless you control an Island or a Mountain.
{T}: Add {U} or {R}.
$0.25
This land enters tapped unless you control a Mountain or a Forest.
{T}: Add {R} or {G}.
From $2.75
'This land enters tapped unless you control a Mountain or a Plains.
{T}: Add {R} or {W}.