You get to tap your rocks for mana, bounce them back to hand, and then recast them to increase your storm count and hopefully even net extra mana, although that requires more artifacts that produce more mana than they cost like Sol Ring, Mana Vault, and Grim Monolith
You can't wait to cast one later in the turn
Responsible participation remains the cornerstone of sustainable fun
Weakness to Water (x2), no resistance, making it a formidable addition to Fire decks
So, we solved that with the final Living Metal mechanic, which also plays into the fact that theyre robots in disguise on your opponents turns." Verhey also explained why these cards would be included in The Brothers' Arms set and not included separately like its previous Universes Beyond expansions such as Fortnite and Street Fighter