Because memory injection requires high-level system permissions, users typically run their devices in a rooted state, use a jailbreak, or deploy a virtual machine/parallel space app on Android.
Understanding how these scripts work requires a look into memory manipulation, mobile emulation, and game security. What is a Lua Script in Mobile Gaming? 8 ball pool lua script
"Welcome, Jack," said the figure, a sly grin spreading across his face. "I see you're looking for the legendary cue stick. Well, I might have some information for you... for a price." use a jailbreak