Thrumming Stone [Coldsnap] Legendary Artifact if Clockwork Beast attacked or

if Clockwork Beast attacked or blocked this combat

Set: Lorwyn Type: Legendary Planeswalker — Liliana Rare Cost: {3}{B}{B} +1: Target player discards a card

The Izzet specialize in unnatural disaster

" —Argent Etchings

Set: From the Vault: Realms Type: Land Mythic Cost: {T}: Untap target attacking creature

Thrumming Stone [Coldsnap] Legendary Artifact if Clockwork Beast attacked orSet: Coldsnap Type: Legendary Artifact 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.)