
Constricting Sliver | Creature | Sliver | Sliver creatures you control have "When this creature enters the battlefield, you may exile target creature an opponent controls until this creature leaves the battlefield." | Karl Kopinski

Soul of Theros | Creature | Avatar | Vigilance
{4}{W}{W}: Creatures you control get +2/+2 and gain first strike and lifelink until end of turn.
{4}{W}{W}, Exile Soul of Theros from your graveyard: Creatures you control get +2/+2 and gain first strike and lifelink until end of turn. | Zack Stella

Glacial Crasher | Creature | Elemental | Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Glacial Crasher can't attack unless there is a Mountain on the battlefield. | Mark Winters

Kapsho Kitefins | Creature | Fish | Flying
Whenever Kapsho Kitefins or another creature enters the battlefield under your control, tap target creature an opponent controls. | Ryan Yee

Soul of Ravnica | Creature | Avatar | Flying
{5}{U}{U}: Draw a card for each color among permanents you control.
{5}{U}{U}, Exile Soul of Ravnica from your graveyard: Draw a card for each color among permanents you control. | Stephan Martiniere

Ob Nixilis, Unshackled | Legendary Creature | Demon | Flying, trample
Whenever an opponent searches their library, that player sacrifices a creature and loses 10 life.
Whenever another creature dies, put a +1/+1 counter on Ob Nixilis, Unshackled. | Karl Kopinski

Soul of Innistrad | Creature | Avatar | Deathtouch
{3}{B}{B}: Return up to three target creature cards from your graveyard to your hand.
{3}{B}{B}, Exile Soul of Innistrad from your graveyard: Return up to three target creature cards from your graveyard to your hand. | Adam Paquette

Miner's Bane | Creature | Elemental | {2}{R}: Miner's Bane gets +1/+0 and gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.) | Adam Paquette

Soul of Shandalar | Creature | Avatar | First strike
{3}{R}{R}: Soul of Shandalar deals 3 damage to target player or planeswalker and 3 damage to up to one target creature that player or that planeswalker's controller controls.
{3}{R}{R}, Exile Soul of Shandalar from your graveyard: Soul of Shandalar deals 3 damage to target player or planeswalker and 3 damage to up to one target creature that player or that planeswalker's controller controls. | Raymond Swanland

Ancient Silverback | Creature | Ape | {G}: Regenerate Ancient Silverback. (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.) | Scott M. Fischer

Carnivorous Moss-Beast | Creature | Plant Elemental Beast | {5}{G}{G}: Put a +1/+1 counter on Carnivorous Moss-Beast. | Filip Burburan

Kalonian Twingrove | Creature | Treefolk Warrior | Kalonian Twingrove's power and toughness are each equal to the number of Forests you control.
When Kalonian Twingrove enters the battlefield, create a green Treefolk Warrior creature token with "This creature's power and toughness are each equal to the number of Forests you control." | Todd Lockwood

Phytotitan | Creature | Plant Elemental | When Phytotitan dies, return it to the battlefield tapped under its owner's control at the beginning of their next upkeep. | Marco Nelor

Soul of Zendikar | Creature | Avatar | Reach
{3}{G}{G}: Create a 3/3 green Beast creature token.
{3}{G}{G}, Exile Soul of Zendikar from your graveyard: Create a 3/3 green Beast creature token. | Vincent Proce

Scuttling Doom Engine | Artifact Creature | Construct | Scuttling Doom Engine can't be blocked by creatures with power 2 or less.
When Scuttling Doom Engine dies, it deals 6 damage to target opponent or planeswalker. | Filip Burburan

Soul of New Phyrexia | Artifact Creature | Phyrexian Avatar | Trample
{5}: Permanents you control gain indestructible until end of turn.
{5}, Exile Soul of New Phyrexia from your graveyard: Permanents you control gain indestructible until end of turn. | Daarken

Will-Forged Golem | Artifact Creature | Golem | 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.) | Jason Felix