Urza's Incubator [Commander 2015] Human Barbarian Set: Sun & Moon: Hidden

Set: Sun & Moon: Hidden Fates - Shiny Vault Type: Grass Rarity: Ultra Rare

For example

Chief of Compliance

Set: Shadowmoor Type: Legendary Creature — Merfolk Rogue Rarity: Rare Cost: {U/B}{U/B} At the beginning of each end step

Set: Crucible of War Edition: 1st Edition Finish: Regular Type: Equipment Subtype: Chest Rarity: Legendary Class: Generic At the start of your turn

Urza's Incubator [Commander 2015] Human Barbarian Set: Sun & Moon: HiddenSet: Commander 2015 Type: Artifact Rarity: Rare Cost: {3} As Urza's Incubator enters the battlefield, choose a creature type. Creature spells of the chosen type cost {2} less to cast. "Stop thinking like an artificer, Urza, and start thinking like a father!" Rayne, chancellor of the Tolarian Academy