Lunatic Cultist

The Lunatic Cultist is a Hardmode, post-Golem boss in Terraria.^[1] It does not drop weapons, accessories, or materials, but does drop the Ancient Manipulator crafting station.^[1] It has a maximum life of 32000 / 48000 / 61200 and defense of 42, reduced to 27 below 50% health.^[7] The boss is immune to all debuffs except whip debuffs.^[7]

Quick Facts

Type: Boss
Environment: Dungeon entrance
AI Type: Lunatic Cultist AI
Max Life: 32000 / 48000 / 61200
Defense: 42 / 27 (≤50% health)
KB Resist: 100%
Immune to: All debuffs except whip debuffs
Debuff: On Fire!
Debuff tooltip: Slowly losing life
Chance: 100% (Fireball)

Facts from the infobox of Lunatic Cultist on the Terraria Wiki (wiki.gg, CC BY-NC-SA 4.0).

Summoning

Killing the Cultists at the Dungeon entrance after Skeletron and Golem have been defeated will summon the Lunatic Cultist.^[2]

Behavior

The Lunatic Cultist can launch homing fireballs that set the player on fire, release an Ice Mist that shoots ice shards, create a Lightning Orb that fires lightning bolts, and perform a ritual that spawns decoys and additional enemies.^[3]

Homing projectile resistance

Homing projectiles deal only 75% of their normal damage to the Lunatic Cultist.^[4]

Aftermath

After the Lunatic Cultist is killed, the Lunar Events begin with the message “Celestial creatures are invading!”.^[5]

Trivia

No other boss is smaller than the Lunatic Cultist, and it is the only boss that lacks an awakening message.^[6]

References

"Lunatic Cultist" (opening section) - Terraria Wiki on wiki.gg, revision 1029876 terraria.wiki.gg
"Lunatic Cultist", section "Summoning" - Terraria Wiki on wiki.gg, revision 1029876 terraria.wiki.gg
"Lunatic Cultist", section "Behavior" - Terraria Wiki on wiki.gg, revision 1029876 terraria.wiki.gg
"Lunatic Cultist", section "Homing projectile resistance" - Terraria Wiki on wiki.gg, revision 1029876 terraria.wiki.gg
"Lunatic Cultist", section "Aftermath" - Terraria Wiki on wiki.gg, revision 1029876 terraria.wiki.gg
"Lunatic Cultist", section "Trivia" - Terraria Wiki on wiki.gg, revision 1029876 terraria.wiki.gg
"Lunatic Cultist" (infobox) - Terraria Wiki on wiki.gg, revision 1029876 terraria.wiki.gg

Text adapted from the Terraria Wiki on wiki.gg (CC BY-NC-SA 4.0), used by Freedom Games LLC, the operator of wiki.gg and Codexery. Page: Lunatic Cultist (contributors). Codexery summarised the page: each numbered sentence above was checked against the wiki section it cites before publication, and this entry is shared under the same licence.