This is Loki,
(aside: when we first saw the movie Thor, Eloise and I looked at each other and said "Is it just us or is Loki cute?", anyone who agrees might be interested to know that the BBC will be showing new versions of Shakespeare's plantaganet plays soon, and Tom Hiddleston will be playing Prince Hal/ King Henry)
this is a game called "Kill your brother's tail"
PS: "Hop" over to Milly's blog for a chance to win an adorable crochet bunny