Download Mortal Kombat 9 Vita3k -
A: Vita3K for Android exists, but MK9 is heavy. You need a Snapdragon 888 or newer (8 Gen 2/3) for stable gameplay. Use the Vulkan backend.
A: Go to Emulation Settings > Limit FPS – Disable it. MK9 on Vita targets 30 FPS for menus but 60 FPS for fights. Disabling FPS limit reduces input lag.
You must dump your own PS Vita game cartridge or digital download.
A: No. Vita3K currently does not support online multiplayer or ad-hoc networking for MK9.