5:16 Metal Gear Rising: Revengeance - The Only Thing I Know For Real (Samuel Boss Battle) Extended 2:27 The Only Thing I Know for Real (Maniac Mix) | Metal Gear Rising: Revengeance (Soundtrack) 9:54 The only Thing I know for real - Lass 3:20 The Only Thing I Know For Real - Dragon Dual Mix (Original + Little V) 9:13 Metal Gear Rising: Revengeance - The Only Thing I Know For Real (Special Edit) 4:32 Metal Gear Rising - The Only Thing I Know (Vocal + Instrumental) 9:56 Bury The Rumbling Song Of Nature For Real 5:57 The Only Thing I Know For Real Japanese Metal Arrange (知っていることだけ) | Metal Gear Rising 9:07 Metal Gear Rising: Revengeance - Collective Consciousness (Special Edit) 2:34 Metal Gear Rising: The Only Thing I Know For Real (Cover by RichaadEB & Tre Watson) 2:27 Metal Gear Rising - The Only Thing I Know For Real (Cover by Little V) 2:27 Metal Gear Rising: Revengeance Vocal Tracks - The Only Thing I Know For Real [Instrumental] 2:27 Metal Gear Rising: Revengeance Soundtrack - 02. The Only Thing I Know for Real (Maniac Agenda Mix) 9:14 Metal Gear Rising: Revengeance - The Only Thing I Know For Real (Alternative Edit) 3:55 The Only Thing I Know For Real | Metal Gear Rising | Cover by GO!! Light Up! 2:29 Metal Gear Rising: Revengeance - The Only Thing I Know For Real (Lyrics) 2:21 Metal Gear Rising (GMV)-The Only Thing I Know for Real (Jetstream Sam Tribute)