Roblox servers handle gems and trade logic; a client-side script cannot "generate" gems.
If you see a script advertised with these keywords, it is almost certainly a scam: trade scam toilet tower defense mobile script verified
There is no such thing as a "verified" script that can safely bypass game rules or guarantee trade wins. The only way to truly "win" at Toilet Tower Defense is through legitimate gameplay, completing quests for gems, and trading fairly in the Trading Plaza . Roblox servers handle gems and trade logic; a
If you have already downloaded or run a suspicious script on your mobile device, take these steps immediately: completing quests for gems