Assault Rifles
They come in all of the colors. Best in medium range. Uses medium bullets, includes BAR(Common, Uncommon, Rare), Assault Rifle(Common, Uncommon, Rare), Famas(Epic, Legendary), and Scar(Epic, Legendary).
Snipers
Snipers do the most damage in Fortnite, they use heavy bullets. They include Bolt Action Sniper(Rare, Epic, Legendary), Hunting Rifle(Uncommon, Rare), and Semi-Auto Sniper(Epic, Legendary)
Shotguns
Good in close range. Uses shells. Includes Heavy Shotgun(Epic, Legendary), Tactical Shotgun(Commmon, Uncommmon, Rare), and Pump Shotgun(Uncommon, Rare).
Explosives
Good for destruction DO NOT USE IN CLOSE RANGE!!! unless you want to kill yourself. Uses Rockets. Includes Grenades(Common), Clingers(Uncommon), Remote Explosives(Rare), Stink Bombs(Epic), Grenade Launchers(Rare, Epic, Legendary), Rocket Launchers(Rare, Epic, Legendary).
Machineguns and SMGs
Good for destroying buildings, uses light bullets except for LMG, it uses medium bullets. Includes Tactical SMG(Uncommon, Rare, Epic), Supressed SMG(Common, Uncommon, Rare), Minigun(Epic, Legendary), LMG(Rare, Epic).
Pistols
No use really in my opinion. Uses light bullets. Includes Pistol(Common, Uncommon, Rare), Revolver(Common, Uncommon, Rare Uses Medium), Hand Cannon(Epic, Rare), Silenced Pistol(Epic, Legendary).
Utility Items
Good all Around. Includes Port a Fort(Epic), Impulse Grenade(Rare), Bandages(Common), Med Kits(Uncommon), Small Shield Potion(Uncommon), Big Shield Potion(Rare), Slurp Juice(Epic), Chug Jug(Legendary), Bush(Legendary), Damage Traps(Uncommon), Campfire(Rare), Bouncer(Rare), Launch Pad (Epic).
Pickaxes
Used for harvesting materials and could be used to eliminate someone, 10 damage per hit. Comes in all colors except for Legendary. Includes Onslaught(above) (Epic), Positron(Rare ), Spectre(Rare), Pick Squeak(Epic), Bite Mark(Epic), EVA(Epic), Global Axe(Epic), Lollipper(Rare), Default Axe(Common).
Gliders
Used for landing safely on the map. Includes Deepspace Lander(above) (Epic), Intrepid(Epic), Royale Dragon(Legendary, the only one!), Wings of Valor(Epic), Umbrella(Common), Wet Paint(Common).