Yes. The box says that it features offline multiplayer.
Go for the one that just says "tekkit". It's best for multiplayer, and there's tons of mods to enjoy.
No. It's online multiplayer
No, you can't play dead space 2 offline multiplayer
No, you can't play dead space 2 offline multiplayer
No, it's lacking both online multiplayer and offline multiplayer.
Online and offline.
No :(
No.
Black-ops will have an offline version of the multiplayer, with AI opposition. Also you will be able to level up as if you were online =)
The Tekkit mod-pack.
No you can't play multiplayer offline only single player. But you can play it online with other online players.