Geosurge

Add {R}{R}{R}{R}{R}{R}{R}. Spend this mana only to cast artifact or creature spells.

Elvish Spirit Guide

Exile Elvish Spirit Guide from your hand: Add {G}.

Crookshank Kobolds

Memnite

Crimson Kobolds

Ornithopter

Emrakul, the Aeons Torn

This spell can't be countered.
When you cast this spell, take an extra turn after this one.
Flying, protection from spells that are one or more colors, annihilator 6
When Emrakul, the Aeons Torn is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

Karplusan Forest

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

Copperline Gorge

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

Rograkh, Son of Rohgahh

First strike, menace, trample
Partner (You can have two commanders if both have partner.)

Battle Hymn

Phyrexian Walker

Stonecoil Serpent

Reach, trample, protection from multicolored
Stonecoil Serpent enters with X +1/+1 counters on it.

Glimpse of Nature

Whenever you cast a creature spell this turn, draw a card.

Simian Spirit Guide

Exile Simian Spirit Guide from your hand: Add {R}.

Shield Sphere

Defender
Whenever Shield Sphere blocks, put a -0/-1 counter on it.