Complex sentence: After Hardcore's death, the suit assimilates Hardcore's muscular body and builds itself with weapons and decorative pieces that formerly belonged to him, making it a more striking resemblance of the monster in the game.
Split into simpler sentences: After Hardcore's death, the suit assimilates Hardcore's muscular body. Then, it takes all of Hardcore's weapons and decorative pieces, making it a more striking resemblance of the monster in the game.