Sideloading via tools like AltStore or Sideloadly is great for emulators, but for "cracked" AAA games, it presents hurdles:

The game is massive. Often, a standalone IPA found on a shady site only contains the base launcher, and the actual game data (several gigabytes) must be downloaded from official servers—which a cracked version cannot access.

When you see a search result for a cracked Resident Evil 7 IPA, proceed with extreme caution. Here is the technical reality of the iOS version:

Download the free trial first to see if your iPhone can handle the heat!