Portal 2
Difficulty: Hard
--Puzzles Solving
--Online Multiplayer
--Test Chamber Maker
--Great Storyline Sequence
Sonic Generations
Difficulty: Normal
--Speed-Moving Adventure
--Online Leaderboard
--Double Era
--Old-time Bosses
Portal 2
Difficulty: Hard
--Puzzles Solving
--Online Multiplayer
--Test Chamber Maker
--Great Storyline Sequence
Sonic Generations
Difficulty: Normal
--Speed-Moving Adventure
--Online Leaderboard
--Double Era
--Old-time Bosses