Plague Beetle

Creature - Insect

Swampwalk (This creature is unblockable as long as defending player controls a Swamp.)

No one knows whether they were named for the disease they carry or for the speed at which they multiply.

Sleeper Agent

Creature - Minion

When Sleeper Agent enters the battlefield, target opponent gains control of it.

At the beginning of your upkeep, Sleeper Agent deals 2 damage to you.

Vampire Bats

Creature - Bat

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

: Vampire Bats gets +1/+0 until end of turn. Activate this ability no more than twice each turn.

Duct Crawler

Creature - Insect

: Target creature can't block Duct Crawler this turn.

"Boss told us to try and train 'em. Trained it to attack-it ate Flugg. Trained it to run fast-it got away. Success!"
-Dlig, goblin spelunker

Mogg Fanatic

Creature - Goblin

Sacrifice Mogg Fanatic: Mogg Fanatic deals 1 damage to target creature or player.

"I got it! I got it! I-"

Spark Elemental

Creature - Elemental

Trample, haste (If this creature would assign enough damage to its blockers to destroy them, you may have it assign the rest of its damage to defending player or planeswalker. This creature can attack and as soon as it comes under your control.)

At the beginning of the end step, sacrifice Spark Elemental.

Vulshok shamans could never keep them alive for more than a few seconds, yet those few seconds seemed to be enough.

Elvish Berserker

Creature - Elf Berserker

Whenever Elvish Berserker becomes blocked, it gets +1/+1 until end of turn for each creature blocking it.

Their fury scatters enemies like a pile of dry leaves.

Skyshroud Ranger

Creature - Elf

: You may put a land card from your hand onto the battlefield. Activate this ability only any time you could cast a sorcery.

Not even the elves truly know the Skyshroud Forest. The rangers are merely the best equipped to handle its uncertainty.

Wall of Wood

Creature - Wall

Defender (This creature can't attack.)

Orcish lumberjacks spent the night sharpening their blades and resting for a day of labor. They awoke to find that the forest had been making its own preparations.

Savannah Lions

Creature - Cat

Even the brave are scared by a lion three times: first by its tracks, again by its roar, and one last time face to face.
-Somali proverb

Weathered Wayfarer

Creature - Human Nomad Cleric

, : Search your library for a land card, reveal it, and put it into your hand. Then shuffle your library. Activate this ability only if an opponent controls more lands than you.

Will-O'-The-Wisp

Creature - Spirit

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

: Regenerate Will-o'-the-Wisp. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

Kird Ape

Creature - Ape

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

It puts the "fur" in "fury."

Mogg Sentry

Creature - Goblin Warrior

Whenever an opponent casts a spell, Mogg Sentry gets +2/+2 until end of turn.

Nothing makes a mogg madder than having to wake up.

Groundskeeper

Creature - Human Druid

: Return target basic land card from your graveyard to your hand.

"Soldiers speak of defending the soil, but they care only for their nations. I care nothing for their nations and everything for the soil."

Norwood Ranger

Creature - Elf Scout

The song of the forest is in perfect harmony. If a single note is out of place, the elves will find its source.

Tree Monkey

Creature - Ape

Reach (This creature can block creatures with flying.)

The vines and branches of the jungle canopy are all the wings it needs.

Maggot Carrier

Creature - Zombie

When Maggot Carrier enters the battlefield, each player loses 1 life.

"We do not suddenly fall on death, but advance towards it by slight degrees; we die every day."
-Seneca, Epistles, trans. Gummere

Cinder Wall

Creature - Wall

Defender (This creature can't attack.)

When Cinder Wall blocks, destroy it at end of combat.

"The smell of roasted flesh hung over the valley for hours."
-Onean sergeant

Orcish Spy

Creature - Orc Rogue

: Look at the top three cards of target player's library.

"You idiot Never let the spies mingle with the orcish regulars after completing a mission. Now we'll never get them to fight"
-General Khurzog

Elvish Lyrist

Creature - Elf

, , Sacrifice Elvish Lyrist: Destroy target enchantment.

To an elf, magic and music are the same.

Elvish Pioneer

Creature - Elf Druid

When Elvish Pioneer enters the battlefield, you may put a basic land card from your hand onto the battlefield tapped.

"Destruction is the work of an afternoon. Creation is the work of a lifetime."

Elvish Scrapper

Creature - Elf

, , Sacrifice Elvish Scrapper: Destroy target artifact.

"The stories tell of a distant time when machines overran the forests, destroying everything that lived. That time will not come again."

Kjeldoran Javelineer

Creature - Human Soldier

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

: Kjeldoran Javelineer deals damage equal to the number of age counters on it to target attacking or blocking creature.

Martyr of Sands

Creature - Human Cleric

, Reveal X white cards from your hand, Sacrifice Martyr of Sands: You gain three times X life.

"Only in our vulnerability is there true power, and that power is life itself."

Martyr of Frost

Creature - Human Wizard

, Reveal X blue cards from your hand, Sacrifice Martyr of Frost: Counter target spell unless its controller pays .

"Do not call the Balduvians barbaric. Their magic is as potent as it is primal."
-Zur the Enchanter

Martyr of Bones

Creature - Human Wizard

, Reveal X black cards from your hand, Sacrifice Martyr of Bones: Exile up to X target cards from a single graveyard.

Puppeteered by Heidar's icy hand, they were sacrificed to the Frost Marsh to raise Haakon's army.

Lightning Serpent

Creature - Elemental Serpent

Trample, haste

Lightning Serpent enters the battlefield with X +1/+0 counters on it.

At the beginning of the end step, sacrifice Lightning Serpent.

Ice exploded into steam in its wake, hissing like a thousand serpents hailing their blazing master.

Martyr of Ashes

Creature - Human Shaman

, Reveal X red cards from your hand, Sacrifice Martyr of Ashes: Martyr of Ashes deals X damage to each creature without flying.

She turns ash into flame and burns enemies to ash.

Martyr of Spores

Creature - Human Shaman

, Reveal X green cards from your hand, Sacrifice Martyr of Spores: Target creature gets +X/+X until end of turn.

"Weep not for me. I will rise with the spring's new growth."

Auriok Transfixer

Creature - Human Scout

, : Tap target artifact.

"My grandfather knew enough spells to fill a hundred scrolls. Nowadays, if a spell cannot fight the levelers, it is not even taught to our young."

Leonin Elder

Creature - Cat Cleric

Whenever an artifact enters the battlefield, you may gain 1 life.

"The wisdom of the elders is just as much a weapon as a sword or spear. We must learn to wield it."
-Ushanti, leonin seer

Disciple of the Vault

Creature - Human Cleric

Whenever an artifact is put into a graveyard from the battlefield, you may have target opponent lose 1 life.

He stands in the shadow of his lord, Geth, drinking in the dark energies of the Vault.

Krark-Clan Shaman

Creature - Goblin Shaman

Sacrifice an artifact: Krark-Clan Shaman deals 1 damage to each creature without flying.

Brown Ouphe

Creature - Ouphe

, : Counter target activated ability from an artifact source. (Mana abilities can't be targeted.)

"Ouphes love trinkets and love to take them apart. I only wish they wouldn't do so with the magical ones."
-Taaveti of Kelsinko, Elvish Hunter

Clockwork Beetle

Artifact Creature - Insect

Clockwork Beetle enters the battlefield with two +1/+1 counters on it.

Whenever Clockwork Beetle attacks or blocks, remove a +1/+1 counter from it at end of combat.

Myr Mindservant

Artifact Creature - Myr

, : Shuffle your library.

Steel Wall

Artifact Creature - Wall

Defender (This creature can't attack.)

Auriok Glaivemaster

Creature - Human Soldier

As long as Auriok Glaivemaster is equipped, it gets +1/+1 and has first strike.

"Give me a bit of steel and I'll deliver it into the hearts of my enemies."

Crazed Goblin

Creature - Goblin Warrior

Crazed Goblin attacks each turn if able.

Because fighting is easier than figuring out what else to do.