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) 2:27 Metal Gear Rising - The Only Thing I Know For Real (Cover by Little V) 2:24 MGR: REVENGEANCE | THE ONLY THING I KNOW FOR REAL (Russian Cover) 3:55 The Only Thing I Know For Real | Metal Gear Rising | Cover by GO!! Light Up! 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) 1:01 New Zealand Travel is the only thing you buy that makes you richer 2:27 Metal Gear Rising: Revengeance Soundtrack - 02. The Only Thing I Know for Real (Maniac Agenda Mix) 4:05 The Only Thing I Know for Real (Crossing Blades Mix) 2:34 Metal Gear Rising: The Only Thing I Know For Real (Cover by RichaadEB & Tre Watson) 3:47 The Only Thing I Know for Real (日本の伝統) but you're the last Samurai at Shiroyama [REUPLOAD] 3:41 [Music] Metal Gear Rising: Revengeance - The Only Thing I Know For Real (Original) 2:21 Metal Gear Rising (GMV)-The Only Thing I Know for Real (Jetstream Sam Tribute) 1:30 \"The Only Thing I Know For Real\" but I animated it (metal gear rising) 4:14 The Only Thing I Know For Real (ft Sasha DRK) [HQ Audio] from Metal Gear Rising Revengeance