Omnitrix (Ben10): Transform into your coffee of ten aliens for up to one hour. You choose the ten aliens and it needs 5 minutes to charge after each use regardless of duration. Neuralizer (MiB): Can wipe a person's memories from the last minute to, at most, a year. Immediately after use, target(s) will believe anything their told. Sonic Screwdriver (Dr Who): Can an unlock any (non-wood) locks, hack terminals, and mend inorganic materials in seconds. Lightsaber (SW): Any color and design you want. You get mild telekinesis, able to lift, at most, one(1) metric ton.