It appears to have been a Poe that misfired after all. Sigvatr has taken the game and its host website down, issuing an apology in the process. (Unnecessary in my view—the taking down of the game, not necessarily the apology—but there it is.) An irony-deficient Australian neo-Nazi [update: make that two] promptly made the game available at his website. Read all about it at Slackbastard.
Quick update on “Muslim Massacre”16 09 2008