I myself are a fan of custom skins.
Post some good ones here.
Some good weapons to start out.
http://www.fpsbanana.com/skins/100855 rawket launcher (Beta one is better IMO)
http://www.fpsbanana.com/skins/100491 Smg (BBQ Epicz)
http://www.fpsbanana.com/skins/69324 Kukri (IDK why I like)
http://www.fpsbanana.com/skins/85525 Direct hit (Not much a fan of wood)
http://www.fpsbanana.com/skins/77000 Nailgun for pistol (Epicz)
http://www.fpsbanana.com/skins/31074 Sapper (Caution marks are nice)
http://www.fpsbanana.com/skins/98130 Ambassador (Pew pew)
http://www.fpsbanana.com/skins/101022 Lever-action sniper rifle. (Epicz)
http://www.fpsbanana.com/skins/105218 Natascha (Fixed version)
http://www.fpsbanana.com/skins/100115 Full length shotgun
http://tf2mods.net/mods/141/The-Brawlers-Blaster/ (VERY epic scattergun)
http://www.fpsbanana.com/skins/48398 (Nice recolor)
http://www.fpsbanana.com/skins/61893 Fixed grenade launcher
http://www.fpsbanana.com/skins/95521 Striped mini sentry (I don't really like the taxi cab one)
http://www.fpsbanana.com/skins/92383 Really nice model for the flaregun
http://www.fpsbanana.com/skins/80383 Desert Eagle is noice.
Mainly black colored class skins like the kind in competitive matches
http://www.fpsbanana.com/skins/99067 scout
http://www.fpsbanana.com/skins/103028 demoman
http://www.fpsbanana.com/skins/34900 (meh) engie
http://www.fpsbanana.com/skins/99318 heavy
http://www.fpsbanana.com/skins/99317 medic
http://www.fpsbanana.com/skins/99070 soldier
http://www.fpsbanana.com/skins/99068 pyro
http://www.fpsbanana.com/skins/38245 sniper (Meh)
http://www.fpsbanana.com/skins/99319 spy