Form

A Form is the Phase a Boss has, In the 1st Form it will Have the Max HP It has, In the 2nd, It Will be down at Enough HP To change To it's Second Form. To have 2 Forms, It must be a Boss, And have AI. For example, When the Eye of Cthuhlu is down to 1,400 HP, It will go into It's Second Form. Like The Twins, The Brain of Cthulu, Plantera, Golem, Duke Fishron, Orcram, And Santa-NK1.