Gruul Turf

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

Satyr Hedonist

{R}, Sacrifice this creature: Add {R}{R}{R}.

Verdant Eidolon

{G}, Sacrifice this creature: Add three mana of any one color.
Whenever you cast a multicolored spell, you may return this card from your graveyard to your hand.

Balduvian Rage

Target attacking creature gets +X/+0 until end of turn.
Draw a card at the beginning of the next turn's upkeep.

Morselhoarder

This creature enters with two -1/-1 counters on it.
Remove a -1/-1 counter from this creature: Add one mana of any color.

Runes of the Deus

Enchant creature
As long as enchanted creature is red, it gets +1/+1 and has double strike. (It deals both first-strike and regular combat damage.)
As long as enchanted creature is green, it gets +1/+1 and has trample.

Burning-Tree Emissary

Goblin Anarchomancer

Each spell you cast that's red or green costs {1} less to cast.

Forest

Sandstorm Eidolon

{R}, Sacrifice this creature: Target creature can't block this turn.
Whenever you cast a multicolored spell, you may return this card from your graveyard to your hand.

Wild Cantor

({R/G} can be paid with either {R} or {G}.)
Sacrifice this creature: Add one mana of any color.