Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Mountain

Giant Growth

Target creature gets +3/+3 until end of turn.

Metamorphosis

As an additional cost to cast this spell, sacrifice a creature.
Add X mana of any one color, where X is 1 plus the sacrificed creature's mana value. Spend this mana only to cast creature spells.

Taiga

Channel

Until end of turn, any time you could activate a mana ability, you may pay 1 life. If you do, add {C}.

Fork

Copy target instant or sorcery spell, except that the copy is red. You may choose new targets for the copy.

Kird Ape

Kird Ape gets +1/+2 as long as you control a Forest.

Nevinyrral's Disk

Nevinyrral's Disk enters tapped.
{1}, {T}: Destroy all artifacts, creatures, and enchantments.

Sol Ring

Jerrard of the Closed Fist

Fireball

This spell costs {1} more to cast for each target beyond the first.
Fireball deals X damage divided evenly, rounded down, among any number of targets.

Jayemdae Tome

Disintegrate

Disintegrate deals X damage to any target. If it's a creature, it can't be regenerated this turn, and if it would die this turn, exile it instead.

Stangg

When Stangg enters, create Stangg Twin, a legendary 3/4 red and green Human Warrior creature token. Exile that token when Stangg leaves the battlefield. Sacrifice Stangg when that token leaves the battlefield.

Wheel of Fortune

Each player discards their hand, then draws seven cards.

Erhnam Djinn

At the beginning of your upkeep, target non-Wall creature an opponent controls gains forestwalk until your next upkeep. (It can't be blocked as long as defending player controls a Forest.)

Birds of Paradise

Regrowth

Return target card from your graveyard to your hand.

Shivan Dragon

Flying
{R}: This creature gets +1/+0 until end of turn.

Tuknir Deathlock

Flying
{R}{G}, {T}: Target creature gets +2/+2 until end of turn.

Strip Mine

{T}: Add {C}.
{T}, Sacrifice Strip Mine: Destroy target land.

Forest

Tranquility

Ball Lightning

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Haste (This creature can attack and {T} as soon as it comes under your control.)
At the beginning of the end step, sacrifice this creature.