Voldaren Duelist

Haste
When Voldaren Duelist enters, target creature can't block this turn.

Skyknight Legionnaire

Cartouche of Zeal

Enchant creature you control
When Cartouche of Zeal enters, target creature can't block this turn.
Enchanted creature gets +1/+1 and has haste.

Emerge Unscathed

Target creature you control gains protection from the color of your choice until end of turn.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Hyena Umbra

Enchant creature
Enchanted creature gets +1/+1 and has first strike.
Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Cerodon Yearling

Goblin Grenade

As an additional cost to cast this spell, sacrifice a Goblin.
Goblin Grenade deals 5 damage to any target.

Rhonas's Stalwart

You may exert Rhonas's Stalwart as it attacks. When you do, it gets +1/+1 until end of turn and can't be blocked by creatures with power 2 or less this turn. (An exerted creature won't untap during your next untap step.)

Owlbear

Trample
Keen Senses — When Owlbear enters, draw a card.

Gustrider Exuberant

Flying
Sacrifice Gustrider Exuberant: Creatures you control with power 5 or greater gain flying until end of turn.

Ram Through

Target creature you control deals damage equal to its power to target creature you don't control. If the creature you control has trample, excess damage is dealt to that creature's controller instead.

Goblin Cohort

Goblin Cohort can't attack unless you've cast a creature spell this turn.

Ironhoof Boar

Trample, haste
Channel — {1}{R}, Discard Ironhoof Boar: Target creature gets +3/+1 and gains trample until end of turn.

Highland Forest

({T}: Add {R} or {G}.)
Highland Forest enters tapped.

Predator's Strike

Target creature gets +3/+3 and gains trample until end of turn.

Hobgoblin Captain

Pack tactics — Whenever Hobgoblin Captain attacks, if you attacked with creatures with total power 6 or greater this combat, Hobgoblin Captain gains first strike until end of turn.

Bloodthorn Taunter

Haste
{T}: Target creature with power 5 or greater gains haste until end of turn.

Mogg Flunkies

Mogg Flunkies can't attack or block alone.

Drowsing Tyrannodon

Defender (This creature can't attack.)
As long as you control a creature with power 4 or greater, Drowsing Tyrannodon can attack as though it didn't have defender.

Thundering Tanadon

({G/P} can be paid with either {G} or 2 life.)
Trample

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Savannah Lions

Trained Arynx

Whenever Trained Arynx attacks while saddled, it gains first strike until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)
Saddle 2 (Tap any number of other creatures you control with total power 2 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.)

Forest

Plains

Wojek Halberdiers

Battalion — Whenever Wojek Halberdiers and at least two other creatures attack, Wojek Halberdiers gains first strike until end of turn.

Collateral Damage

As an additional cost to cast this spell, sacrifice a creature.
Collateral Damage deals 3 damage to any target.

Massive Might

Target creature gets +2/+2 and gains trample until end of turn.

Colossal Might

Target creature gets +4/+2 and gains trample until end of turn.

Goblin Bushwhacker

Kicker {R} (You may pay an additional {R} as you cast this spell.)
When Goblin Bushwhacker enters, if it was kicked, creatures you control get +1/+0 and gain haste until end of turn.

Gravitic Punch

Target creature you control deals damage equal to its power to target player.
Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)

Captured by Lagacs

Enchant creature
Enchanted creature can't attack or block.
When Captured by Lagacs enters, support 2. (Put a +1/+1 counter on each of up to two target creatures.)

Mogg Conscripts

Mogg Conscripts can't attack unless you've cast a creature spell this turn.

Bristlepack Sentry

Defender
As long as you control a creature with power 4 or greater, Bristlepack Sentry can attack as though it didn't have defender.

Shock

Horned Kavu

When Horned Kavu enters, return a red or green creature you control to its owner's hand.

Shield of the Oversoul

Enchant creature
As long as enchanted creature is green, it gets +1/+1 and has indestructible. (Damage and effects that say "destroy" don't destroy it. If its toughness is 0 or less, it's still put into its owner's graveyard.)
As long as enchanted creature is white, it gets +1/+1 and has flying.

Mountain

Skyshroud Elf

Kird Ape

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

Elite Vanguard

Tenth District Legionnaire

Haste
Whenever you cast a spell that targets Tenth District Legionnaire, put a +1/+1 counter on Tenth District Legionnaire, then scry 1.

Path of Ancestry

Path of Ancestry enters tapped.
{T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Conduit Goblin

When Conduit Goblin enters, you get {E}{E} (two energy counters).
At the beginning of combat on your turn, you may pay {E}. If you do, another target creature you control gets +1/+0 and gains haste until end of turn.

Giltgrove Stalker

Giltgrove Stalker can't be blocked by creatures with power 2 or less.

Fling

As an additional cost to cast this spell, sacrifice a creature.
Fling deals damage equal to the sacrificed creature's power to any target.

Heartfire

As an additional cost to cast this spell, sacrifice a creature or planeswalker.
Heartfire deals 4 damage to any target.

Rakeclaw Gargantuan

{1}: Target creature with power 5 or greater gains first strike until end of turn.

Kronch Wrangler

Trample
Whenever a creature you control with power 4 or greater enters, put a +1/+1 counter on Kronch Wrangler.

Fanatical Strength

Rampaging Rendhorn

Riot (This creature enters with your choice of a +1/+1 counter or haste.)

Arctic Treeline

({T}: Add {G} or {W}.)
Arctic Treeline enters tapped.

Woolly Thoctar

Keldon Marauders

Vanishing 2 (This creature enters with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
When Keldon Marauders enters or leaves the battlefield, it deals 1 damage to target player or planeswalker.

Flame Slash

Flame Slash deals 4 damage to target creature.

Foundry Helix

As an additional cost to cast this spell, sacrifice a permanent.
Foundry Helix deals 4 damage to any target. If the sacrificed permanent was an artifact, you gain 4 life.

Qasali Pridemage

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)
{1}, Sacrifice Qasali Pridemage: Destroy target artifact or enchantment.

Alpine Meadow

({T}: Add {R} or {W}.)
Alpine Meadow enters tapped.

Druid of the Anima

Frenzied Arynx

Riot (This creature enters with your choice of a +1/+1 counter or haste.)
Trample
{4}{R}{G}: Frenzied Arynx gets +3/+0 until end of turn.

Renegade Tactics

Target creature can't block this turn.
Draw a card.

Wild Nacatl

Wild Nacatl gets +1/+1 as long as you control a Mountain.
Wild Nacatl gets +1/+1 as long as you control a Plains.

Bloodlust Inciter

{T}: Target creature gains haste until end of turn.

Nettle Sentinel

Nettle Sentinel doesn't untap during your untap step.
Whenever you cast a green spell, you may untap Nettle Sentinel.

Barge In

Target attacking creature gets +2/+2 until end of turn. Each attacking non-Human creature gains trample until end of turn.

Coronation of Chaos

Up to three target creatures can't block this turn. Goad them. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)

Faithful Watchdog

Vigilance
Faithful Watchdog enters with three +1/+1 counters on it.

Beat a Path

Up to two target creatures can't block this turn. (Then exile this card. You may cast the creature later from exile.)