Gathan Raiders

Char-Rumbler

Creature — Elemental (-1/3)

Double strike
: Char-Rumbler gets +1/+0 until end of turn.

Henchfiend of Ukor

Creature — Ogre (3/2)

Haste
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
: Henchfiend of Ukor gets +1/+0 until end of turn.

Shah of Naar Isle

Creature — Efreet (6/6)

Trample
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When Shah of Naar Isle's echo cost is paid, each opponent may draw up to three cards.

Steamflogger Boss

Creature — Goblin Rigger (3/3)

Other Riggers you control get +1/+0 and have haste.
If a Rigger you control would assemble a Contraption, it assembles two Contraptions instead.

Tarox Bladewing

Legendary Creature — Dragon (4/3)

Flying, haste
Grandeur — Discard another card named Tarox Bladewing: Tarox Bladewing gets +X/+X until end of turn, where X is its power.

Bloodshot Trainee

Creature — Goblin Warrior (2/3)

: Bloodshot Trainee deals 4 damage to target creature. Activate only if Bloodshot Trainee's power is 4 or greater.

Fomori Nomad

Creature — Nomad Giant (4/4)

Shivan Sand-Mage

Creature — Viashino Shaman (3/2)

When Shivan Sand-Mage enters the battlefield, choose one —
• Remove two time counters from target permanent or suspended card.
• Put two time counters on target permanent with a time counter on it or suspended card.
Suspend 4—

Skizzik Surger

Creature — Elemental (6/4)

Haste
Echo—Sacrifice two lands. (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

Cutthroat il-Dal

Creature — Human Rogue (4/1)

Hellbent — Cutthroat il-Dal has shadow as long as you have no cards in hand. (It can block or be blocked by only creatures with shadow.)

Sliver Legion

Legendary Creature — Sliver (7/7)

All Sliver creatures get +1/+1 for each other Sliver on the battlefield.

Knight of Sursi

Creature — Human Knight (2/2)

Flying; flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)
Suspend 3— (Rather than cast this card from your hand, you may pay and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)

Llanowar Empath

Creature — Elf Shaman (2/2)

When Llanowar Empath enters the battlefield, scry 2, then reveal the top card of your library. If it's a creature card, put it into your hand. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Quagnoth

Creature — Beast (4/5)

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)
Shroud (This creature can't be the target of spells or abilities.)
When a spell or ability an opponent controls causes you to discard Quagnoth, return it to your hand.

Shimian Specter

Creature — Specter (2/2)

Flying
Whenever Shimian Specter deals combat damage to a player, that player reveals their hand. You choose a nonland card from it. Search that player's graveyard, hand, and library for all cards with the same name as that card and exile them. Then that player shuffles.

Aven Augur

Creature — Bird Wizard (2/2)

Flying
Sacrifice Aven Augur: Return up to two target creatures to their owners' hands. Activate only during your upkeep.

Bogardan Lancer

Creature — Human Knight (1/1)

Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters the battlefield with a +1/+1 counter on it.)
Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)

Centaur Omenreader

Snow Creature — Centaur Shaman (3/3)

As long as Centaur Omenreader is tapped, creature spells you cast cost less to cast.

Cryptic Annelid

Creature — Worm Beast (1/4)

When Cryptic Annelid enters the battlefield, scry 1, then scry 2, then scry 3. (To scry X, look at the top X cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Grave Scrabbler

Creature — Zombie (2/2)

Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
When Grave Scrabbler enters the battlefield, if its madness cost was paid, you may return target creature card from a graveyard to its owner's hand.