sentences:  They learn that Loki still needs one last thing before he can start Ragnarok.The gods tell them that Loki cannot start Ragnarok without the Fenris Wolf, and they decide this must be it.They figure out that their grandmother's dog, Snifer, is actually Fenris (and that "Snifer" is actually just an anagram of Fenris), so they rush back to the house to get Snifer.