Users are able to possess costumes that have certain specifications that can augment their powers or skills, accommodate for any sort of disadvantage, and/or give them some skills and/or abilities. The costume can even be equipped with a utilities system that allows the user to perform unique feats.
The users or this power may have difficulty moving around in it.
The users may find is hard to get the costume on or off.
Bruce Wayne/Batman (DC Comics)
All Incarnations of Robin (DC Comics)
Lex Luthor (DC Comics)
Natasha Romanoff/Black Widow (Marvel Comics)
Peter Parker/Spider-Man (Marvel Comics)
Tony Stark/Iron Man (Marvel Comics)
Captain America (Marvel Comics)
Erza Scarlet (Fairy Tail)
Spartan Armors (Halo)
Armors (Red vs Blue)
Link (The Legend of Zelda)
Samus Aran (Metroid)
Komine Sachi (Grisaia no Kajitsu)
Among Batman's (DC Comics) various Batsuits is the Extreme Environment suit, which protects against extreme cold and contains thermal-powered Batarangs and gloves.
Erza Scarlet (Fairy Tail) has a wide variety of mystical armors for many different situations, such as the Flame Empress Armor, which protects against fire and grants her the capacity to produce it.
Spider-Man's (Marvel Comics) latest Spider-Armor is specifically designed to counter the Sinister Six, containing enhanced hearing to detect the Chameleon's heartbeat, infrared vision to see through Mysterio's illusions, augmented durability to withstand the Rhino, and also enhancing his strength and granting him flight capabilities and energy blasts.
Spider-Man's (Marvel Comics) "electro-proof" suit is insulated with rubber, making it immune to Electro's powers.
In addition to stealth technology, Spider-Man's (Marvel Comics) stealth suit contains sound-bending technology that protects against sonic/sound-based attacks.
Spider-Man's (Marvel Comics) latest costume, the Spider-Armor Mark IV, is modeled after his original red-and-blue suit and created using Parker Industries' best resources. The armor is composed of a lightweight material that protects Spider-Man while maintaining his speed and agility, is bulletproof, can deflect laser fire, project holograms, and possesses built-in web-shooters with cartridges that can be swapped out by voice commands.
Samus Aran's (Metroid) Power Suit has different specifications and additions for different situations, with the Varia Suit, pictured here, being designed to protect against extreme heat and cold.
The Gravity Suit (Metroid) is a specification of the Power Suit that negates gravitational effects, allowing Samus to move unhindered in high gravity and underwater.
The PED Suit (Metroid Prime 3: Corruption) is the result of the Galactic Federation adding Phazon Enhancement Device technology to Samus' suit after she was attacked and corrupted by Dark Samus, allowing her to enter Hypermode and use Phazon-based attacks.
The Zora Armor (The Legend of Zelda) allows Link to breathe and swim underwater, though it also makes him more vulnerable to fire and ice attacks.
Iron Man's (Marvel Comics) Hulkbuster armor is a heavy-duty exo-frame designed for maximum strength amplification at the cost of reduced versatility and mobility, specifically designed to combat the Hulk.