An Elucidator is a device from the future that is used for time travel. It has many built-in functions meant to help time travelers fit in to the time periods they visit. An Elucidator can also camouflage itself in any time period to prevent time-natives from getting suspicious if they see it.
- Invisibility (used often by characters in the series to avoid being detected by time-natives)
- Costume (can make someone look and sound like someone else as discovered in Sent)
- Mute (can be put on mute, usually by)
- On/Off switch
- Projector (can show users the events that will happen)
- Translation (foreign languages are automatically heard as translated to English for users)
Throughout the series, Elucidators have been seen to take on the following disguises in the time periods listed: