Rootbound Crag

Rootbound Crag enters tapped unless you control a Mountain or a Forest.
{T}: Add {R} or {G}.

Island

{T}: Add {C}.
{T}: Add {U} or {R}. Shivan Reef deals 1 damage to you.

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

({T}: Add {R} or {G}.)
Wooded Ridgeline enters tapped.

Gruul Turf enters tapped.
When Gruul Turf enters, return a land you control to its owner's hand.
{T}: Add {R}{G}.

Izzet Boilerworks enters tapped.
When Izzet Boilerworks enters, return a land you control to its owner's hand.
{T}: Add {U}{R}.

Temple of Epiphany enters tapped.
When Temple of Epiphany enters, scry 1.
{T}: Add {U} or {R}.

Temple of Abandon enters tapped.
When Temple of Abandon enters, scry 1.
{T}: Add {R} or {G}.

Temple of Mystery enters tapped.
When Temple of Mystery enters, scry 1.
{T}: Add {G} or {U}.

{T}: Add {C}.
{T}: Add {R} or {G}. Karplusan Forest deals 1 damage to you.

Simic Growth Chamber enters tapped.
When Simic Growth Chamber enters, return a land you control to its owner's hand.
{T}: Add {G}{U}.

({T}: Add {R} or {G}.)
Highland Forest enters tapped.

Rockfall Vale enters tapped unless you control two or more other lands.
{T}: Add {R} or {G}.

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

({T}: Add {U} or {R}.)
Molten Tributary enters tapped.

Spire Garden enters tapped unless you have two or more opponents.
{T}: Add {R} or {G}.

{T}: Add {C}.
{T}: Add {G} or {U}. Yavimaya Coast deals 1 damage to you.

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

Hinterland Harbor enters tapped unless you control a Forest or an Island.
{T}: Add {G} or {U}.

Frontier Bivouac enters tapped.
{T}: Add {G}, {U}, or {R}.

({T}: Add {R} or {G}.)
Cinder Glade enters tapped unless you control two or more basic lands.

Dreamroot Cascade enters tapped unless you control two or more other lands.
{T}: Add {G} or {U}.