Guilds of Ravnica

Gatekeeper Gargoyle | Artifact Creature | Gargoyle | Flying Gatekeeper Gargoyle enters the battlefield with a +1/+1 counter on it for each Gate you control. | Adam Paquette

Glaive of the Guildpact | Artifact | Equipment | Equipped creature gets +1/+0 for each Gate you control and has vigilance and menace. (A creature with menace can't be blocked except by two or more creatures.) Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.) | Volkan Baǵa

Rampaging Monument | Artifact Creature | Cleric | Trample Rampaging Monument enters the battlefield with three +1/+1 counters on it. Whenever you cast a multicolored spell, put a +1/+1 counter on Rampaging Monument. | Tyler Walpole

Silent Dart | Artifact | | {4}, {T}, Sacrifice Silent Dart: It deals 3 damage to target creature. | Yeong-Hao Han

Wand of Vertebrae | Artifact | | {T}: Mill a card. {2}, {T}, Exile Wand of Vertebrae: Shuffle up to five target cards from your graveyard into your library. | Volkan Baǵa