Mortoculus

Mortoculus is a Nightmare Mode Boss that can be summoned with the boss summoning item in mid-nightmare mode biome. It is a large eye.

Behaviour

 * Mortoculus is able to fly through blocks. It attempts to ram into the player, like the Eye of Cthulhu's expert mode attack. It spawns 3-4 Mortuis, which drops Hearts and Stars. When it gets to near death, it turns into Phase 2. In Phase 2, Mortoculus randomly turns invisible, and while invisible cannot take damage. It becomes visible soon after, but for 2 seconds after it is visible, it can deal twice as much damage. While fighting Mortoculus, your vertical movement is cut by 50%.

Attacks

 * Mortoculus shoots soul projectiles that home in on the player that disappear after 3 seconds. They do 50 / 70 Damage. When it transitions to it's second phase, it is able to shoot bouncing balls of Mortem fire.

Stats

 * 145000
 * 25000 (Transitions to Second Phase)
 * 88 / 97 Damage (Melee)

Drops

 * Ochinium

Mortoculus will drop one of the following items:

 * Occhionic Staff
 * Vedere Blade