Many unofficial dumps compress cutscenes or down-sample audio to save space. A high-quality PKG retains:

: 32 playable characters, including DLC (Skarlet, Kenshi, Rain, Freddy Krueger) and the PlayStation-exclusive Kratos .

Mortal Kombat 9 (2011) port for PS Vita is widely considered one of the most content-rich but graphically compromised games on the system. While the official game suffered from low-resolution character models and compressed cutscenes to maintain performance, community-made "High Quality" (HQ)

It looks like you’re looking for a for Mortal Kombat 9 on the PS Vita .