Ensiferum: Mobile Backstage Mobilized Fan Experience Mobile Backstage is your direct connection with Ensiferum. Join the other fans and share your own mobilized fan experiences with the the members of Ensiferum who also share their latest happenings on the go. The app offers exclusive content from the backstages around the world. Mobile Backstage is your personal VIP access to the world of Ensiferum. Be sure to share your own experiences too!