Bought 9 billion coins of crypto mafia now in my account it says only 27 million transactions look ok
There is no problem with the app.
This token has an elastic supply.
Elastic supply tokens have a changing circulating supply.
The idea is that instead of price volatility, what changes is the token supply through events called rebases.
Simple explanation. Price goes up, less tokens. Price goes down, more tokens.
I suggest you read and understand the tokenomics of any project before investing.