The Lost Caverns of Ixalan

Adaptive Gemguard | Artifact Creature | Gnome | Tap two untapped artifacts and/or creatures you control: Put a +1/+1 counter on Adaptive Gemguard. Activate only as a sorcery. | Anthony Devine

Attentive Sunscribe | Artifact Creature | Gnome | Whenever Attentive Sunscribe becomes tapped, scry 1. (Look at the top card of your library. You may put that card on the bottom.) | Devin Platts

Deconstruction Hammer | Artifact | Equipment | Equipped creature gets +1/+1 and has "{3}, {T}, Sacrifice Deconstruction Hammer: Destroy target artifact or enchantment." Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.) | Dibujante Nocturno

Oteclan Landmark | Artifact | | When Oteclan Landmark enters the battlefield, scry 2. Craft with artifact {2}{W} ({2}{W}, Exile this artifact, Exile another artifact you control or an artifact card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.) | Warren Mahy

Tinker's Tote | Artifact | | When Tinker's Tote enters the battlefield, create two 1/1 colorless Gnome artifact creature tokens. {W}, Sacrifice Tinker's Tote: You gain 3 life. | Julia Metzger