Clifftop Retreat

This land enters tapped unless you control a Mountain or a Plains.
{T}: Add {R} or {W}.

Adarkar Wastes

{T}: Add {C}.
{T}: Add {W} or {U}. This land deals 1 damage to you.

This land enters tapped unless you have two or more opponents.
{T}: Add {R} or {W}.

At the beginning of combat on your turn, choose an opponent at random. Ruhan attacks that player this combat if able.

This land enters tapped unless you control a Plains or an Island.
{T}: Add {W} or {U}.

This land enters tapped unless you have two or more opponents.
{T}: Add {W} or {U}.

This land enters tapped unless you have two or more opponents.
{T}: Add {U} or {R}.

{T}: Add {C}.
{T}: Add {R} or {W}. This land deals 1 damage to you.

{T}: Add one mana of any color in your commander's color identity.

({T}: Add {U}, {R}, or {W}.)
This land enters tapped.
Cycling {3} ({3}, Discard this card: Draw a card.)

This land enters tapped unless you control an Island or a Mountain.
{T}: Add {U} or {R}.

{T}: Add one mana of any color that a land an opponent controls could produce.

{T}: Add {C}.
{T}: Add {U} or {R}. This land deals 1 damage to you.