Thriving Rhino

When Thriving Rhino enters the battlefield, you get {E}{E} (two energy counters).
Whenever Thriving Rhino attacks, you may pay {E}{E}. If you do, put a +1/+1 counter on it.

Perrie, the Pulverizer

When Perrie enters the battlefield, put a shield counter on target creature. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)
Whenever Perrie attacks, target creature you control gains trample and gets +X/+X until end of turn, where X is the number of different kinds of counters among permanents you control.

Wishcoin Crab

Turn to Frog

Until end of turn, target creature loses all abilities and becomes a blue Frog with base power and toughness 1/1.

Nimbus Swimmer

Flying
Nimbus Swimmer enters the battlefield with X +1/+1 counters on it.

Wall of Runes

Defender (This creature can't attack.)
When Wall of Runes enters the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Natural Spring

Luminous Bonds

Enchant creature
Enchanted creature can't attack or block.

Sheer Drop

Destroy target tapped creature.
Awaken 3—{5}{W} (If you cast this spell for {5}{W}, also put three +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)

Curse of Exhaustion

Enchant player
Enchanted player can't cast more than one spell each turn.

Copper Host Crusher

Trample
Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Vitu-Ghazi Guildmage

{4}{G}{W}: Create a 3/3 green Centaur creature token.
{2}{G}{W}: Populate. (Create a token that's a copy of a creature token you control.)

Warden of Evos Isle

Flying
Creature spells with flying you cast cost {1} less to cast.

Ajani's Pridemate

Whenever you gain life, put a +1/+1 counter on Ajani's Pridemate.

Trial of Solidarity

When Trial of Solidarity enters the battlefield, creatures you control get +2/+1 and gain vigilance until end of turn.
When a Cartouche enters the battlefield under your control, return Trial of Solidarity to its owner's hand.

Loyal Guardian

Trample
Lieutenant — At the beginning of combat on your turn, if you control your commander, put a +1/+1 counter on each creature you control.

Forest

Jeskai Windscout

Flying
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Ironclad Krovod

Wall of Lost Thoughts

Defender
When Wall of Lost Thoughts enters the battlefield, target player mills four cards.

Wardscale Crocodile

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Negate

Prowling Caracal

Bring to Trial

Exile target creature with power 4 or greater.

Vanguard of Brimaz

Vigilance
Heroic — Whenever you cast a spell that targets Vanguard of Brimaz, create a 1/1 white Cat Soldier creature token with vigilance.

Revoke Privileges

Enchant creature
Enchanted creature can't attack, block, or crew Vehicles.

Murasa Rootgrazer

Vigilance
{T}: You may put a basic land card from your hand onto the battlefield.
{T}: Return target basic land you control to its owner's hand.

Binding Mummy

Whenever another Zombie enters the battlefield under your control, you may tap target artifact or creature.

Sky-Eel School

Flying
When Sky-Eel School enters the battlefield, draw a card, then discard a card.

Hunt the Weak

Put a +1/+1 counter on target creature you control. Then that creature fights target creature you don't control. (Each deals damage equal to its power to the other.)

Plains

Return to the Earth

Destroy target artifact, enchantment, or creature with flying.

Runic Armasaur

Whenever an opponent activates an ability of a creature or land that isn't a mana ability, you may draw a card.

Senate Courier

Flying
{1}{W}: Senate Courier gains vigilance until end of turn.

Curator of Mysteries

Flying
Whenever you cycle or discard another card, scry 1.
Cycling {U} ({U}, Discard this card: Draw a card.)

Essence Scatter

Knight of the Tusk

Vigilance (Attacking doesn't cause this creature to tap.)

Vastwood Zendikon

Enchant land
Enchanted land is a 6/4 green Elemental creature. It's still a land.
When enchanted land dies, return that card to its owner's hand.

Life and Limb

All Forests and all Saprolings are 1/1 green Saproling creatures and Forest lands in addition to their other types. (They're affected by summoning sickness.)

Defiant Greatmaw

When Defiant Greatmaw enters the battlefield, put two -1/-1 counters on target creature you control.
Whenever you put one or more -1/-1 counters on Defiant Greatmaw, remove a -1/-1 counter from another target creature you control.

Circuitous Route

Search your library for up to two basic land cards and/or Gate cards, put them onto the battlefield tapped, then shuffle.

Disperse

Return target nonland permanent to its owner's hand.

Whirlwind Denial

For each spell and ability your opponents control, counter it unless its controller pays {4}.

Yoked Ox

Sphinx's Disciple

Flying
Inspired — Whenever Sphinx's Disciple becomes untapped, draw a card.

Worldsoul Colossus

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Worldsoul Colossus enters the battlefield with X +1/+1 counters on it.

Stampeding Rhino

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Aggressive Mammoth

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Other creatures you control have trample.

Sharktocrab

{2}{G}{U}: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.)
Whenever one or more +1/+1 counters are put on Sharktocrab, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Sultai Skullkeeper

When Sultai Skullkeeper enters the battlefield, mill two cards.

Island

Bounty of Might

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

Blossoming Sands

Blossoming Sands enters the battlefield tapped.
When Blossoming Sands enters the battlefield, you gain 1 life.
{T}: Add {G} or {W}.

Zenith Seeker

Flying
Whenever you cycle or discard a card, target creature gains flying until end of turn.

Marked by Honor

Enchant creature
Enchanted creature gets +2/+2 and has vigilance. (Attacking doesn't cause it to tap.)

Disdainful Stroke

Counter target spell with mana value 4 or greater.

Tezzeret's Gambit

({U/P} can be paid with either {U} or 2 life.)
Draw two cards, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Civic Stalwart

When Civic Stalwart enters the battlefield, creatures you control get +1/+1 until end of turn.

Spore Swarm

Create three 1/1 green Saproling creature tokens.

Wild Ceratok

Witching Well

When Witching Well enters the battlefield, 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.)
{3}{U}, Sacrifice Witching Well: Draw two cards.