Shadows over Innistrad Remastered

Harvest Hand | Artifact Creature | Scarecrow | When Harvest Hand dies, return it to the battlefield transformed under your control. | Jason Felix

Lupine Prototype | Artifact Creature | Wolf Construct | Lupine Prototype can't attack or block unless a player has no cards in hand. | Deruchenko Alexander

Abundant Maw | Creature | Eldrazi Leech | Emerge {6}{B} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, target opponent loses 3 life and you gain 3 life. | Greg Staples

Drownyard Behemoth | Creature | Eldrazi Crab | Flash (You may cast this spell any time you could cast an instant.) Emerge {7}{U} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) Drownyard Behemoth has hexproof as long as it entered the battlefield this turn. | Jason Kang

Mockery of Nature | Creature | Eldrazi Beast | Emerge {7}{G} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, you may destroy target artifact or enchantment. | James Ryman