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 $8.1M — a different platform, not this one.

METAL GEAR SOLID V: GROUND ZEROES

[Important Notification] The online services of the PlayStation4 version of METAL GEAR SOLID V: GROUND ZEROES will be terminated by May 31, 2022 at 06:00 UTC. The main game can still be played offline after the online service ends. Set in 1975, Naked Snake (aka “Big Boss”) is tasked to infiltrate a site on Cuban soil. On a mission to extract long-lost allies being held hostage and interrogated by a shadow military group among other objectives, Snake must use stealth and operational tactics to understand the truth behind the complex motives of the all-powerful Patriots and their mission to create a global war economy. Additional hardware required for Remote Play.