No revenue estimate for PSN — its rating/review counts don't calibrate to sales the way Steam's do. The Steam version is estimated at $25.6K — a different platform, not this one.

METAL GEAR SOLID: MASTER COLLECTION Vol.2

【Pre-order Bonus】 You can receive in-game items usable in each Metal Gear Solid 4: Guns of the Patriots and Metal Gear Solid: Peace Walker (HD Collection version). ・Metal Gear Solid 4: Guns of the Patriots Bonus: Cardboard Camouflage ・Metal Gear Solid: Peace Walker (HD Collection version) Bonus: Uniform: LOVE BOX The extreme tension of infiltrating without being detected.\r Metal Gear series, the pinnacle of “stealth action” Immerse yourself in the Metal Gear series, the pinnacle of “stealth action” where you can infiltrate and elude your enemies to complete missions.\r This collection is the second installment of the definitive Metal Gear Master Collection.\r \r Vol. 2 includes Metal Gear Solid 4: Guns of the Patriots and Metal Gear Solid: Peace Walker (HD Collection version).\r \r Each game includes a Screenplay Book containing the text from the respective title, plus a Master Book offering detailed insights into the story and characters.\r \r Also, as purchase bonuses for the coll