Regeneration (IE) [Intl. Collectors’ Edition] San Diego Comic-Con 2014 choose target permanent that player

choose target permanent that player controls

The most terrifying thing about the Craw Wurm is probably the horrible crashing sound it makes as it speeds through the forest

put a -1/-1 counter on each creature

Its controller creates a 3/3 colorless Golem artifact creature token

Regeneration (IE) [Intl. Collectors’ Edition] San Diego Comic-Con 2014 choose target permanent that playerSet: Intl. Collectors Edition Type: Enchantment Aura Common Cost: {1}{G} Enchant creature (Target a creature as you cast this. This card enters the battlefield attached to that creature.) {G}: Regenerate enchanted creature. (The next time that creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)