StarCraft II's Galaxy Editor is really powerful. We've seen FPS mini-games, hockey with Protoss zealots, but things go wild when someone starts to remake Diablo II using it -- in HD, no less.
Here's egodbout's mod, showing off Diablo II's good old Rogue Encampment with a new look. You might ask why the hell would someone do this, but just imagine the multiplayer possibilities that come with Starcraft II. That might take gameplay into a really funny direction.
When Starcraft2 turn Diablo2 HD [YouTube]