gui10pow
Skeletron Prime
No that, It will does one tiny increase, and it will dropped by the penultimate boss and will be used to the final boos of the modThat's totally possible, but probably very OP
Needs to be really well balanced so that it doesn't make your life too easy and fits the Terraria game progression.
I'm liking the idea, though (now lets hope @Torwent likes it too )!