Elf Copter

The Elf Copter is a Hardmode, post-Plantera enemy that appears during the Frost Moon event. It travels through blocks, firing bullets rapidly at the player if it has a line of sight.

Defeating an Elf Copter rewards 8 points during the Frost Moon event.

Trivia

 * It is referred to as "Elf Helicopter" in the wave counter.