My favorite umarmmed weapons for Fallout New Vegas:

-Displacer Glove

Pushy

-Ballistic Fist

Two-Step Goodbye (GRA)

-Powerfist

Industrial Hand

Salt Upon Wounds Power Fist

Saturnite Fist

Saturnite Fist Super Heated

Greased Lightning (GRA)

-Zap-Glove

Paladin Toaster

-Mantis Gauntlet

Embrace of the Mantis King!(GRA)

-Boxing Gloves

Golden Gloves

-Bladed Gauntlet

Cram Opener

-Deathclaw Gauntlet

-Yao Guai Gauntlet

-Boxing Tape

-Scientist Glove

Dr.Mobius' Glove

Dr. Klein's glove

Sterilizer Glove

Corrosive Glove

-Dog tag fist

Recompense of the Fallen