If this has been done already then my bad just ignore it
mine would be
vs
Honestly, I think Haruhi would beat up Reki with her words
Haruhi was from my first anime and Reki from my latest
Naruto Uzumaki vs Nene Yashiro(Toilet-Bound Hanako-kun) Not even a fight. Not even close to a stomp. More of a slaughter. Whether with a punch, his talk no jutsu, or anything else, Naruto takes it.
Ash (Pokemon) vs Senku (Dr stone)
If Ash has his Pokemon then he would beat him, I don't think science can beat a Charizard. If he doesn't have his Pokemons the Senku beats him.
light (death note) vs vanitas (the case study of vanitas)
i find it funny that both of them have power through a type of book/notebook, either way probably light wins
(ONE PIECE) Luffy Vs MOB (MOB PSYCHO 100) I would pick luffy he would easily win with advanced future observation, advanced conqueror haki,advanced armament haki,and gear4 also if he reserves awakening he would easily claps