Antlion Overlord

The antlion overlord is a Hardmode boss that can be found with a 1 in 175 chance to replace any enemy in the underground desert after all 3 mech bosses have been defeated.

Summoning
Like i said, the boss has a 1 in 175 chance to replace any underground desert enemy after The Destroyer, The Twins, and Skeletron Prime has been defeated. It can also be mannually summoned with the Antlion Food in the underground or surface desert.

Antlion Food
The Antlion Food is an item that can summon the Antlion Overlord in the desert. At a mythril anvil, you can make it using 75 sand blocks, 10 pearlsand, 10 ebonsand/crimsand blocks, 5 antlion mandible, and 3 Antlion Treats, which has a 1 in 35 chance to drop from any antlion after all 3 mech bosses have been defeated.

Stats
40000/75000 HP

44/55 contact, 35/45 sand spit, 40/50 antlion egg contact

25/35 defense

Antlion Eggs
Antlion overlord will occasionally lay eggs which have 250/500 HP. If not destroyed within 10 seconds, the egg will hatch into an antlion swarmer or charger which has +35% health and damage