The game developers (ROLVe) and Roblox Corporation continuously deploy security measures to mitigate these scripts:
Godmode removes a player's vulnerability to damage, rendering them effectively immortal. Arsenal: Silent AIm, Godmode & More
It often displays the enemy's exact distance, current weapon, and remaining health points. No Spread & No Recoil Arsenal: Silent AIm, Godmode & More
Unlike traditional "hard" aimbots that violently snap a player's crosshair directly to an opponent's head, Silent Aim operates invisibly on the user's screen. Arsenal: Silent AIm, Godmode & More