While They were trapped, they were forced to watch as the purest wiped out most of their kin that roamed, claiming it was 'Too risky'

He plays multiple instruments, however enjoys the electric piano most, so instead of heavy rock blaring out speakers all over paradise, it's actually calming music,EX: fallen down from UT

They actually didn't mean to get the triangle lodged into their head. They had given up and wanted to protect the other corrupt bosses. However, apparently the tree wanted to 'Punish' Them. Yeah that didn't work out for It-

They were never a 'pure Green'. More like a Purplish-green, the purple was the corruption, someone had tried to mask his actual identity

The first 2 shapes to show them kindness was EM and Mint, Cross saw mint as a Motherly figure, and Em as a Older sibling