Watsonisawesome
Skeletron Prime
Apologies about my poor editing skills and just general terribleness.
Kit:
Spectral headgear
Spectral armour
Spectral subligar
Warding Mage emblem
Arcane mana flower
Warding obsidian shield
Warding angel wings
Warding spectre boots
Clairvoiance buff (from the crystal ball)
Magical harp
Magic daggers
Rainbow rod
Ice rod
Fire flower