The user has access to an object that grants them science-based powers. Whether they are accessories, tools or weapons, the objects are capable of enabling powerful abilities associated with their particular scientific power or even enhancing preexisting capabilities.
There are various ways science objects can impart their powers to their users. They can be supernaturally imbued with a scientific force which the wielder can access. They can be possessed by some type of entity associated with scientific power. The user can bond with the entity or wield it as a living tool. It can even be a conduit for a remote source of scientific power. Powerful as they can be the user must be careful not to be overwhelmed by the force/energy wielded.
Teigus/Meihou (Akame ga Kill/Hinowa ga Yuku) are created using extremely advanced scientific technology from materials harvested from Danger Beast such as the bodies of Super Class Danger Beasts and legendary metal Orihalcon...
...Ichizan Hissatsu: Murasame which is a katana imbued with a cursed poison that can kill any living beings instantly even one as powerful as the Demon Dragon Tyrant...
...Akki Tenshin: Incursio, a sentient dragon armour that can evolve in proportionate to the wielder's potential...
...Suiryū Hyōi: Black Marlin can manipulate any surrounding liquid such as water...
...Roman Artillery: Pumpkin an artillery type Teigu powered by spiritual energy...
...Raijin Funnu: Adramelech a pair of Gauntlets with great lightning based powers...
...Senpen Banka: Cross Tail an extremely sharp Wire manipulating Teigu...
...Hyakujū Ōka Lionel can transform the user into a humanoid lion...
...Majin Kengen: Demon Extract the life blood of a Super Class Danger Beast that grants anyone who drinks it immense ice-based powers.
Psalmander (Apple Black) is piece of advanced tech called a Wand & is wielded by Sano Tamashii. Psalmander gives him greater flexibility in terms of his teleportation ability. The wand also emits an ink-like substance that can teleport any material it touches.
Ether Gears (Edens Zero) are devices that grant its bearer the ability to utilize the Ether that flows from the user's body and rearranges it by turning it into power. This grants the users various powers...
Dominic Haywire (Holy Ark) wields a Holy Ark, condensed artificial mutations with the destructive capability to level a city. In his case, it manifests as a monstrous arm.
Cartoons[]
The Omnitrix (Ben 10)
The Nemetrix (Ben 10)
Comics[]
The Zero-Point Energy Gauntlet (C.O.W.L.) grants the wielder control over energy, limited telekinesis, forcefield creation, flight, and energy attacks.
Krysta (Dark Horse Comics)
The Ultimate Nullifier (Marvel Comics)
Nova Helmet (Marvel Comics)
Supernova Helmet (Marvel Comics)
Joseph Green's (Marvel Comics) gauntlet is piece of advanced alien tech that grant its wielder a host of abilities. Among them being augmented physical abilities (limited to the limb), the ability to create energy constructs & the ability to disrupt power flows.
Nega Gauntlets (Marvel Comics) are a polymorphic gauntlet that react to Marvel Boy's thought patterns or body motions and can channel any number of exotic energies through a booster pack apparatus which accommodates their morphogenic tech.
E.D.I. Bio-Mech Suit (Marvel Comics) grants the wielder powers akin to the Asgardian, Thor.
Cosmic Cube (Marvel Comics)
Quantum Bands (Marvel Comics) are advanced pieces of tech created by Eon. They are powerful devices that grant the wielder immense power.
The Nega Bands (Marvel Comics) are advanced Kree relics created by the Supreme Intelligence. These bands alone can grant the wielder godlike abilities. Among them being teleportation, control over most if not all forms of energy, & many more things.
The Tactigon (Marvel Comics) is a very powerful weapon that found any enemy's weakness and adapted itself to exploit it. It was capable of emitting destructive energy blasts and could change its shape to conventional or esoteric weapons to fit whatever the situation required. It could also take over computers around it to gain information. It has been classified as an Omega Class weapon & threat.
Live TV/Movies[]
Iron Man's (Marvel Cinematic Universe) arc reactor.
Video Games[]
Sigils (Immortals of Aveum) are advanced tech used by the Magnus which focuses their magic & makes their spells deadlier.