Use the "Facing Danger" stage to farm tickets for base upgrades and Rare Tickets.
When you search for this mod, you typically encounter three distinct versions of hacked clients. Here is what the modding community (via platforms like Platinmods, AndroidRepublic, or YouTube tutorials) generally promises: the battle cats mod all cats unlocked
There are a few primary methods people use to achieve this. Each comes with its own level of difficulty and risk. Use the "Facing Danger" stage to farm tickets