Zeri vs Aurelion Sol Counter Pick

Both champions attack from 550 units, so the usual marksman question of who reaches further does not arise and the matchup turns on traversal instead. Spark Surge vaults and grinds over any terrain Zeri touches, Astral Flight flies over it, and most exchanges are won by whoever uses that movement to break line of sight first. Patch 16.13.1 puts Zeri ahead at 53.5% from 127 games.

• Armour of 22 at level 1 rising only to 90 by level 18 leaves Aurelion Sol the softest target in the matchup, and Burst Fire deals attack damage while still counting as an attack, so attack-scaling effects apply directly against it.
• Living Battery gives Zeri’s attacks magic damage and treats them as abilities, which makes his 30 magic resist more relevant than it would be against a conventional marksman.
• Health scaling is lopsided: both start at 600, but level 18 reads 2,470 against 2,130.
• Ultrashock Laser expands into a long-range laser when it strikes a wall, punishing anyone retreating toward terrain.

The risk is Singularity, whose black hole pulls enemies toward its centre and feeds Stardust when they die inside it, and a slowed Zeri is a Zeri without the stacking move speed from Lightning Crash. Base speed favours Aurelion Sol at 340 to 330 before that ultimate is online, so open ground beats walls she has not already crossed.