Swamp

Doran, the Siege Tower

Each creature assigns combat damage equal to its toughness rather than its power.

{T}: Add {C}.
{T}: Add {W} or {B}. Caves of Koilos deals 1 damage to you.

Isolated Chapel enters tapped unless you control a Plains or a Swamp.
{T}: Add {W} or {B}.

{T}: Add {C}.
{T}: Add {G} or {W}. Brushland deals 1 damage to you.

Undergrowth Stadium enters tapped unless you have two or more opponents.
{T}: Add {B} or {G}.

Sunpetal Grove enters tapped unless you control a Forest or a Plains.
{T}: Add {G} or {W}.

Bountiful Promenade enters tapped unless you have two or more opponents.
{T}: Add {G} or {W}.

({T}: Add {G} or {W}.)
Canopy Vista enters tapped unless you control two or more basic lands.

Shattered Sanctum enters tapped unless you control two or more other lands.
{T}: Add {W} or {B}.

Vault of Champions enters tapped unless you have two or more opponents.
{T}: Add {W} or {B}.

({T}: Add {W}, {B}, or {G}.)
Indatha Triome enters tapped.
Cycling {3} ({3}, Discard this card: Draw a card.)

Overgrown Farmland enters tapped unless you control two or more other lands.
{T}: Add {G} or {W}.

Woodland Cemetery enters tapped unless you control a Swamp or a Forest.
{T}: Add {B} or {G}.