These were delisted years ago (around 2012–2013) after Activision lost the Marvel license.
A PKG (Package) file is Sony’s proprietary installation format for the PS3. For MUA2 , the DLC PKG files contain: marvel ultimate alliance 2 ps3 dlc pkg new
: Juggernaut (originally a pre-order exclusive, later sold separately). Extra Content : Four new simulator mission maps. : One DLC pack containing 8 additional trophies. Legacy Access and PKG Information These were delisted years ago (around 2012–2013) after
Because the content is delisted, users often seek it through legacy digital files or homebrew methods: DLC Review! - Marvel: Ultimate Alliance 2 - GameFAQs Extra Content : Four new simulator mission maps
: Adds new simulation missions that provide extra challenges and opportunities to test your four-person team outside the main campaign. Gameplay & Technical Performance
Before hunting for the PKG, you need to know what you are looking for. There were three major DLC drops for the PS3 version of Marvel Ultimate Alliance 2 :