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

Cogwork Wrestler | Artifact Creature | Gnome | Flash When Cogwork Wrestler enters the battlefield, target creature an opponent controls gets -2/-0 until end of turn. | Tomek Larek

Oaken Siren | Artifact Creature | Siren Pirate | Flying, vigilance {T}: Add {U}. Spend this mana only to cast an artifact spell or activate an ability of an artifact source. | Lars Grant-West

Dinotomaton | Artifact Creature | Dinosaur Gnome | Menace (This creature can't be blocked except by two or more creatures.) When Dinotomaton enters the battlefield, target creature you control gains menace until end of turn. | Zoltan Boros

Hotfoot Gnome | Artifact Creature | Gnome | Haste {T}: Another target creature gains haste until end of turn. | Svetlin Velinov

Volatile Wanderglyph | Artifact Creature | Golem | Whenever Volatile Wanderglyph becomes tapped, you may discard a card. If you do, draw a card. | Slawomir Maniak

Cartographer's Companion | Artifact Creature | Gnome | When Cartographer's Companion enters the battlefield, create a Map token. (It's an artifact with "{1}, {T}, Sacrifice this artifact: Target creature you control explores. Activate only as a sorcery.") | Chuck Lukacs

Compass Gnome | Artifact Creature | Gnome | When Compass Gnome enters the battlefield, you may search your library for a basic land card or Cave card, reveal it, then shuffle and put that card on top. | David Astruga

Disruptor Wanderglyph | Artifact Creature | Golem | Whenever Disruptor Wanderglyph attacks, exile target card from an opponent's graveyard. | Izzy