Thrumming Stone [Coldsnap] Commander 2014 sacrifice Dragon Whelp at the

sacrifice Dragon Whelp at the beginning of the next end step

Set: Unlimited Edition Type: Artifact Rarity: Rare Cost: {1} Creatures with power 3 or greater don't untap during their controllers' untap steps

last words

Set: Legends Type: Sorcery Rarity: Rare Cost: {2}{G} Typhoon deals damage to each opponent equal to the number of Islands that player controls

but soon formed again

Thrumming Stone [Coldsnap] Commander 2014 sacrifice Dragon Whelp at theSet: 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.)