Game Trail

As Game Trail enters, you may reveal a Mountain or Forest card from your hand. If you don't, Game Trail enters tapped.
{T}: Add {R} or {G}.

Yavimaya Hollow

{T}: Add {C}.
{G}, {T}: Regenerate target creature.

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

({T}: Add {R} or {G}.)
As Stomping Ground enters, you may pay 2 life. If you don't, it enters tapped.

{T}: Add {C}.
{R}{G}, {T}: Target creature gets +1/+1 and gains trample until end of turn.

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

Trample
Whenever a creature you control with trample attacks, it gets +2/+2 until end of turn.

{T}: Add {C}.
{X}{R}{G}, {T}: Target creature gets +X/+0 and gains trample until end of turn.

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

{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

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

Copperline Gorge enters tapped unless you control two or fewer other lands.
{T}: Add {R} or {G}.