You get a choice of like 18 different playable trainer skins and 80+ different starters
Then you learn that you can have all 6 of your party pokemon following you around on the overworld
Then you got the fact that you encounter pokemon via pokemon walking around in the grass, including visibly distinct shinies.
Oh and it has the full 1000+whatever pokedex so every different route has 20 pokemon walking around so as someone trying a Nuzlocke I'm just standing there struggling to decide which one to take
Oh and also since it's a romhack so I'm playing it on my 3DS
GBA era romhackers are something else
Coliseum?
maybe, there were a few in that era but I know jack shit about any particular one of them
Was it on the Wii? You might be thinking of Battle Revolution. It's great for battles but the issue is that it's incredibly slow and would probably be a drag if it were a full-fledged game that did more than just one-on-one battles geared towards multiplayer.
when I think about this kind of thing, it's very specifically this gif. so whatever this is from
and I'm really just talking about animation quality here, pokemon games haven't had a good quick pace to them since B/W
Yeah that's Battle Revolution. I still own that game and it used to be used for local Pokemon tournaments during the Diamond/Pearl era. Made them a lot of fun to watch.