^they were both super easy imo. You can cheese Tristan like crazy if you bring a Swalot or something similar. 3x Stockpile + potions let him face tank anything while killing them with poison. Swalot soloed Tristan for me basically. For Rosetta, Swalot+Aggron sweep her. 3x defenses + heal can solo PvE usually, but this game is very stingy with potions, so the strat doesn't work for too long lol
The really tough fights, imo, were the girl before Rosetta, and the crazy magic girl with the mega Mightyena. Those were extremely difficult. And the 1st gym leader, although he's an issue because