Boonweaver Giant | Creature | Giant Monk | When Boonweaver Giant enters the battlefield, you may search your graveyard, hand, and/or library for an Aura card and put it onto the battlefield attached to Boonweaver Giant. If you search your library this way, shuffle. | Adam Paquette
Mass Calcify | Sorcery | | Destroy all nonwhite creatures. | Brandon Kitkouski
Resolute Archangel | Creature | Angel | Flying
When Resolute Archangel enters the battlefield, if your life total is less than your starting life total, it becomes equal to your starting life total. | Anthony Palumbo
Seraph of the Masses | Creature | Angel | 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.)
Flying
Seraph of the Masses's power and toughness are each equal to the number of creatures you control. | Zoltan Boros
Stormtide Leviathan | Creature | Leviathan | Islandwalk (This creature can't be blocked as long as defending player controls an Island.)
All lands are Islands in addition to their other types.
Creatures without flying or islandwalk can't attack. | Karl Kopinski
Covenant of Blood | Sorcery | | 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.)
Covenant of Blood deals 4 damage to any target and you gain 4 life. | Seb McKinnon
In Garruk's Wake | Sorcery | | Destroy all creatures you don't control and all planeswalkers you don't control. | Chase Stone
Siege Dragon | Creature | Dragon | Flying
When Siege Dragon enters the battlefield, destroy all Walls your opponents control.
Whenever Siege Dragon attacks, if defending player controls no Walls, it deals 2 damage to each creature without flying that player controls. | Karl Kopinski
Feral Incarnation | Sorcery | | 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.)
Create three 3/3 green Beast creature tokens. | Eytan Zana
Hornet Queen | Creature | Insect | Flying
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
When Hornet Queen enters the battlefield, create four 1/1 green Insect creature tokens with flying and deathtouch. | Martina Pilcerova
Overwhelm | Sorcery | | 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.)
Creatures you control get +3/+3 until end of turn. | Wayne Reynolds
Siege Wurm | Creature | Wurm | 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.)
Trample | Carl Critchlow
Garruk, Apex Predator | Legendary Planeswalker | Garruk | +1: Destroy another target planeswalker.
+1: Create a 3/3 black Beast creature token with deathtouch.
−3: Destroy target creature. You gain life equal to its toughness.
−8: Target opponent gets an emblem with "Whenever a creature attacks you, it gets +5/+5 and gains trample until end of turn." | Tyler Jacobson