Fight him at night and start the battle near your arena
Use a strong pre-hardmode weapon with high single-target DPS
Prioritize mobility accessories and keep moving horizontally
Use buff potions before summoning him
Focus damage on the head or one arm consistently
Keep your arena wide, flat, and free of obstacles
Use ranged weapons to maintain constant pressure
Equip armor and accessories that boost damage over defense
Avoid wasting time on minions or secondary targets
Reposition only when necessary to keep attacking
Use healing items efficiently so you do not lose damage uptime
If possible, fight during a blood moon or other damage-boosting condition
Use arena buffs like campfires, heart lanterns, and honey
Upgrade your weapon before attempting the fight again
Learn his movement pattern so you can stay in range longer