M-14 rifle
First time out of the vault

It would be fun if you could capture a baby fire gecko and teach it to be an attack animal. Bug-type creatures are over used; why not more unique creatures and robots and factions, too.
Geckos don't exist in Boston because reasons.
The Geckos went extinct because of JET. Why? Reasons. Writers are supposed to have fun, and I don't discuss logic/reason/realism in a fiction setting'n shits, ...