Although I prefer Sophie using a cruiserweight than with a heavyweight AC, I'm fine with the heavyweight idea. Just don't make it identical to the SELENA.
Some parts I like (aesthetically):
Head: WASP2, LADYB
Core: ICARUS, SELENA, EOS
Arms: Uh, DRILL2? XD
Legs: A2, LYCAON, JACKAL2, 77A
dual ettin
Some parts I like (aesthetically):
Head: WASP2, LADYB
Core: ICARUS, SELENA, EOS
Arms: Uh, DRILL2? XD
Legs: A2, LYCAON, JACKAL2, 77A
dual ettin