Guardian Turret

are enemies in.

Characteristics
Guardian Turrets are a type of Guardian that do not move, but instead fire powerful lasers at Link. They are only found around Hyrule Castle. Upon spotting Link, their head will begin to elevate and they will charge their laser in preparation to shoot. Several Guardian Turrets guard the entrance to the Sanctum of Hyrule Castle, where Calamity Ganon resides.

Drops
A Guardian Turret drops between 5 and 8 of:

Trivia

 * In the Trial of the Sword, Guardian Turrets have the same music as the Decayed Guardians when Link is encountered.