It's a real tier list, based on what it would look like if people didn't make as many mistakes.
I really do think Fox > Pika, Fox has everything you need to beat every character, it's just that he doesn't have leeway for errors.
Yoshi > Kirby that one is hard to justify and I can see it being either way. I just think Yoshi has more potential than Kirby in the long-run, but it's a bit similar to Fox where he can't really **** up.
Mario > Falcon could have gone the other way around. It's a bit irrelevant at this point and I wasn't sure who to put 4th and who to put 5th. Overall, because I think Mario does a little better on his matchup spread, I put him in front.
Link > Jigglypuff, yes, Link is a better character than Jiggs. He's harder and trickier to play, and as for Fox/Yoshi, you have very little leeway for mistakes, even less so, maybe. But he has a very good control over the neutral game and that allows him to be able to