Swords are melee weapons. They have different attributes.Walker Sword
On block, the sword teleports you to the entity that is using a ranged weapon.
On block, anything that hits you while blocking is hit with poising for a certain amount of time. Take that!
Opposite sword: Moonlight Sword
Both The Morning Shine And Moonlight Sword Apply Weakness When They Block A Attack.
The Turtle Sword has extra defense. When blocking the sword has plus 1 knockback resistance
Opposite Sword: Morning Shine