Marine Collider is Sailor Marine's weapon which takes form of two mechanical gauntlets on each arm. and contains two attachments. Its needed for her attacks Plasma Shot and Digital Defender. Unlike other weapon, it wasn't given her by Queen Serenity, but she made it itself.
Its two metal gautlets, one of each arm. Each gauntlet also contains two moveable and deployable attachments which can be used for firing the energy or shielding from attacks.
- Marine Collider was inspired by Vivid/Naked Collider - weapon of Himawari Shinomiya/Vivid Yellow from japanese anime Vividred Operation.