Spawning conditions skeletron prime can be spawned by fulfilling any of these conditions.
How to s awn skeletron prime.
As for how to fight it there are four arms.
Using a mechanical skull not to be confused with suspicious looking skull at night will spawn skeletron prime.
Once you have the required items or many more of them for multiple attempts head to your anvil to craft the worm.
Focus on the laser hand and the bomb hand first as they are skeletron prime s ranged attacks.
Being in a layer lower than the surface at that moment or in singleplayer exiting the world during that timespan will prevent skeletron prime from spawning naturally.
He will also drop 20 30 hallowed bars and has a rare chance to drop a skeletron prime trophy or a skeletron prime mask.
After smashing a demon crimson altar it will have a 10 chance of appearing when night falls until it is defeated for the first time.
When killed he will drop about 20 40 souls of fright 14 gold coins and 5 15 greater healing potions.
I ve found a way to cheese skeletron prime.
When spawning naturally skeletron prime spawns exactly 81 seconds after the status message has appeared.
If you spawn him and then go down your hellevator stopping occasionally to make sure he s still following you when you get down to hell 2 of his arms will be gone.
This boss s head can hurt you quite a lot so try to avoid touching it.
The other two hands are melee weapons so can be taken down before fighting the head.
I ve tried this multiple times and got the same results.
You can summon plantera by destroying a plantera s bulb in the underground jungle after defeating the mechanical bosses which are the twins skeletron prime and the destroyer.
From then on you can just fight him on your hell platform.
Setup platforms by building a tower of blocks then extending the platforms off them.