As this artifact enters, choose a creature type.
Creature spells you cast of the chosen type cost {1} less to cast.
At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

Herald's Horn

Modern Horizons 3 Commander

The Lost Caverns of Ixalan Commander

Commander Masters

Tales of Middle-earth Commander

March of the Machine Commander

Warhammer 40,000 Commander

Commander Legends: Battle for Baldur's Gate

Year of the Tiger 2022

The List

Jumpstart

Commander 2017