Enchantments from weapons in a player's backslot also affect the weapon in an offhand, for example, if a player has a Sword with Frostbite in their backslot, and is throwing unenchanted Tridents from their off-hand, the Trident will inflict the freezing on hit
Enchantments from weapons in a player's backslot also affect the weapon in an offhand, for example, if a player has a Sword with Frostbite in their backslot, and is throwing unenchanted Tridents from their off-hand, the Trident will inflict the freezing on hit