Thrumming Stone [Coldsnap] Ox if it's on the battlefield

if it's on the battlefield

lands tapped for mana produce mana of the chosen color instead of any other color

For each permanent destroyed this way

{T}: Counter target activated ability from an artifact source unless that ability's controller pays {W}

Thrumming Stone [Coldsnap] Ox if it's on the battlefieldSet: Coldsnap Type: Legendary Artifact Rarity: Rare Cost: {5} Spells you cast have ripple 4. (Whenever you cast a spell, you may reveal the top four cards of your library. You may cast spells with the same name as that spell from among the revealed cards without paying their mana costs. Put the rest on the bottom of your library.)