fakedupe
There are 3 repositories under fakedupe topic.
KiuuP/PS99_Mailstealer
Mailstealer for Pet Simulator 99. With Tutorial !!!!
LyherScript/fakedupestealer
fake dupe script pet simulator 99 | mailbox stealer
KiuuP/PS99.Dupe
Tutorial with how to create a Fake Dupe Script for MailSteal.