Airachnid is a rogue Cybertronian torture expert and alien collector. She used to be with the Decepticons, where her cruel, cold-sparked, murderous demeanor served her well. After the Great Exodus of Cybertron, however, she decided to go solo. These days. she spends her time engaging in her new hobby: collecting endangered species. when she does, she takes... "souvenirs" — the heads of the species she encounters, which she keeps in specimen jars on her ship. She has quite a history with Arcee.