Elemental damage/Fire

Weapons

• Aerial Bane
• Automated Hacksaw
  (Mode Two)
• Betsy's Wrath
• Blue Flare
• Butcher's Chainsaw
  (Spark attack)
• Cantrip Staff
• Cascade
• Chernobyl
• Clinger Staff
• Cursed Arrow
• Cursed Bullet
• Cursed Dart
• Cursed Flames
• Cursed Flare
• Daybreak
• Divinity
• Dragon Cleaver
• Dragon Slayer's Staff
• Elf Melter
• Explosive Jack 'O Lantern
• Explosive Trap Cane
• Explosive Trap Rod
• Explosive Trap Staff
• Firecracker
• Flamarang
• Flameburst Cane
• Flameburst Rod
• Flameburst Staff
• Flamelash
• Flamethrower
• Flaming Arrow
• Flaming Mace
• Flare
• Flare Gun
• Flint and Steel
• Flower of Fire
• Flying Dragon
• Frostburn Arrow
• Ghastly Glaive
• Gigapeili Contactor
• Heat Ray
• Hel-Fire
• Hellfire Arrow
• Hellwing Bow
• Holy Magnifying Glass
• Imp Staff
• Inferno Fork
• Jack 'O Lantern Launcher
• Lunar Shot
• Magma Staff
• Meteor Hamaxe
• Meteor Staff
• Molotov Cocktail
• Molten Hamaxe
• Molten Pickaxe
• Moonflare Arrow
• Moonflare Staff
• Ophos' Forgotten Greatsword
• P-2-Warhead Receiver
• Phantom Phoenix
• Phaseblade
• Phasesaber
• Prototype Atom Rifle
• Rainbow Flare
• Shadowflame Bow
• Shadowflame Hex Doll
• Shadowflame Knife
• Shimmer Flare
• Solar Eruption
• Solar Flare Drill
• Solar Flare Hamaxe
• Solar Flare Pickaxe
• Spirit Flame
• Sun-In-Palm
• Sunfury
• Sword of the Forgotten
• The Horseman's Blade
• Volcano
• Wand of Sparking

Accessories and Armor

• Grace's Guidance
• Power Cell Wristband
• Solar Flare armor
  (Solar Blaze)

Other

• Flame Trap
• Geyser

Enemies

• Basan
• Betsy
• Blazing Wheel
• Burning Sphere
• Clinger
  (Flame attack)
• Corite
• Crawltipede
• Demon
• Desert Spirit
  (Curse attack)
• Diabolist
  (Inferno Bolt attack)
• Drakanian
• Drakomire
• Drakomire Rider
• Eaglecrest Golem
  (Eye Ray attack)
• Elf Archer
  (Arrow attack)
• Erhan, Anglonic High Priest
  (Ray attacks)
• Fire Imp
• Ghost-fire Chicken
• Golem
  (Fieball attack)
• Headless Horseman
  (Pumpkin Head attack)
• Hell Armored Bones
• Hellbat
• Hoppin' Jack
• Lava Slime
• Lava Bat
• Lunatic Cultist
  (Fireball attack)
• MACE Project
  (Flaming Blast attack)
• Meteor Head
• Mourning Wood
  (Flaming Wood and Greek Fire)
• Nuclear Slime
  (Flaming Blast attack)
• Omega Gigapora
  (Flames, Fireball and Energy Bolt attacks)
• Pirate Crossbower
  (Arrow attack)
• Pumpking
  (Flaming Scythe attack)
• Red Devil
• Rune Wizard
• Selenian
• Skeleton Archer
  (Arrow attack)
• Solar Flare
• Spazmatism
  (Flame and Eye Fire attacks)
• Sroller
• The Torch God
• Voodoo Demon

Town NPCs

• Clothier
  (Skull attack)
• Guide
  (Arrow attack during Hardmode)
• Wizard
  (Ball of Fire attack)