" Just out of curiosity, why does everyone think Arishem is more powerful than TOAA? "
He was the supreme authority before the Dreaming Celestial stepped up and started having a position equal to TOAA Arishem used to judge if a species the Celestials created/evolved was worthy of survival, if not he could wipe space civilizations out in a blink All of Earth's Skyfathers Odin, Osiris, Vishnu, Zeus...once attacked Arishem and barley got his attention, then in another fight Odin gets all the spirits of Asgard puts them into the Destroyer armor only to fail again Kirby once wrote the Celestial Arishem obliterates star systems, and enslaved the Galaxies. This guy was the ultimate Celestial badass, he also went to war against the Watchers
Classic Strange can be an absolute beast with crazy feats that make Zoom look really one dimensional and weak, but without time to prepare Strange wasn't so impressive so in a random location with no prep I think Zoom can turn him to roadkill. Zoom has crazy speed and in a random encounter I see Zoom taking it If Classic Strange had any time and I mean any time at all to prepare then this fight is already decided