Boris Devilboon

{2}{B}{R}, {T}: Create a 1/1 black and red Demon creature token named Minor Demon.

Tor Wauki

{T}: Tor Wauki deals 2 damage to target attacking or blocking creature.

Mountain

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.

Shanodin Dryads

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

Blazing Effigy

When Blazing Effigy dies, it deals X damage to target creature, where X is 3 plus the amount of damage dealt to Blazing Effigy this turn by other sources named Blazing Effigy.

Obsianus Golem

Mox Ruby

The Wretched

At end of combat, gain control of all creatures blocking The Wretched for as long as you control The Wretched.

Imprison

Enchant creature
Whenever a player activates an ability of enchanted creature with {T} in its activation cost that isn't a mana ability, you may pay {1}. If you do, counter that ability. If you don't, destroy Imprison.
Whenever enchanted creature attacks or blocks, you may pay {1}. If you do, tap the creature, remove it from combat, and creatures it was blocking that had become blocked by only that creature this combat become unblocked. If you don't, destroy Imprison.

Firebreathing

Enchant creature
{R}: Enchanted creature gets +1/+0 until end of turn.

Giant Spider

Reach (This creature can block creatures with flying.)

Wall of Heat

Wyluli Wolf

{T}: Target creature gets +1/+1 until end of turn.

Pyrotechnics

Pyrotechnics deals 4 damage divided as you choose among any number of targets.

Goblin Balloon Brigade

{R}: Goblin Balloon Brigade gains flying until end of turn.

Oubliette

When Oubliette enters, target creature phases out until Oubliette leaves the battlefield. Tap that creature as it phases in this way. (Auras and Equipment phase out with it. While permanents are phased out, they're treated as though they don't exist.)

Shivan Dragon

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

Erg Raiders

At the beginning of your end step, if Erg Raiders didn't attack this turn, Erg Raiders deals 2 damage to you unless it came under your control this turn.

Rod of Ruin

{3}, {T}: Rod of Ruin deals 1 damage to any target.

Jalum Tome

{2}, {T}: Draw a card, then discard a card.

Artifact Blast

Giant Strength

Enchant creature
Enchanted creature gets +2/+2.

Brass Man

Brass Man doesn't untap during your untap step.
At the beginning of your upkeep, you may pay {1}. If you do, untap Brass Man.

Scryb Sprites

Unholy Strength

Enchant creature
Enchanted creature gets +2/+1.

Vampire Bats

Flying (This creature can't be blocked except by creatures with flying or reach.)
{B}: Vampire Bats gets +1/+0 until end of turn. Activate no more than twice each turn.

Stone Giant

{T}: Target creature you control with toughness less than Stone Giant's power gains flying until end of turn. Destroy that creature at the beginning of the next end step.

Animate Dead

Enchant creature card in a graveyard
When Animate Dead enters, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with Animate Dead." Return enchanted creature card to the battlefield under your control and attach Animate Dead to it. When Animate Dead leaves the battlefield, that creature's controller sacrifices it.
Enchanted creature gets -1/-0.

Dancing Scimitar

Flying (This creature can't be blocked except by creatures with flying or reach.)

Aspect of Wolf

Enchant creature
Enchanted creature gets +X/+Y, where X is half the number of Forests you control, rounded down, and Y is half the number of Forests you control, rounded up.

Royal Assassin

Forest

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.

Swamp

Stone-Throwing Devils

Aladdin's Ring

{8}, {T}: Aladdin's Ring deals 4 damage to any target.

Howl from Beyond

Target creature gets +X/+0 until end of turn.

Terror

Destroy target nonartifact, nonblack creature. It can't be regenerated.

Shatter

Spirit Shackle

Enchant creature
Whenever enchanted creature becomes tapped, put a -0/-2 counter on it.