Ore-Rich Stalactite [Commander: The Lost Caverns of Ixalan]

T: Add R. Spend this mana only to cast an instant or sorcery spell.

Craft with four or more red instant and/or sorcery cards 3RR (3RR, Exile this artifact, Exile the four or more from your graveyard: Return this card transformed under its owner’s control. Craft only as a sorcery.)

//
Cosmium Catalyst

1R, T: Choose an exiled card used to craft Cosmium Catalyst at random. You may cast that card without paying its mana cost.
Rarity: R
Card Number: #11
Type: Artifact // Artifact
Flavor: Deep goblins laugh at humans’ wands. They cast spells with their hammers.