As X-Men Origins: Wolverine opens today in theaters, the Internet is filled with even more articles about Marvel's most popular mutant. Here’s a sampling:

• Star Hugh Jackman hints to MTV's Splash Page that the sequel could take place in Japan: "I won’t lie to you, I have been talking to writers. I’m a big fan of the Japanese saga in the comic book."

• io9.com pulls out all the stops with four "backgrounder" articles covering Wolverine's family and friends, his convoluted history, his powers and the question of his seeming immortality.

• Movie Marketing Madness analyzes Fox's promotional campaign.

• IGN.com and Boxwish look at Wolverine's many costumes.

• Topless Robot considers Logan's "10 Least Badass Moments."

• First Showing suggests five Wolverine stories with reading.

• John Struan rounds up his favorite Wolverine images and custom toys.