>>51498694>Do these work better in the single player or something?Purely in the context that you can overlevel them, slow frail mixed attackers do work better in the single player.
>Can anyone shed some light on this topic for me?There's no light to shed, they happen because Game freak doesn't care about usability for 90% of Pokemon, as the singleplayer is far from a finely tuned machine in terms of balance or difficulty.
Same goes for absurdly late evolutions, and wack movepools.