.
Unlocked from the start
Element: Lightning
+: Sustained bolt
+: Ball of lightning
Weapon: Round Mace
.
Complete the game with Red Knight
Element: Dark
+: Dark pillars
+: Ball of darkness
Weapon: Skeletor Mace
.
Complete the game with Skeleton
Element: Wind
+: Sustained tornado
+: Ball of wind
Weapon: Fish
.
Unlocked from the start
Element: Flame
+: Fire burst
+: Ball of fire
Weapon: Broad Axe
.
Complete the game with Orange Knight
Element: Flame
+: Fire pillars
+: Ball of fire
Weapon: Black Morning Star
.
Complete the game with Fire Demon
Element: None
+: Smoke blast
+: Throwing star
Weapon: Sai
.
Unlocked from the start
Element: Ice
+: Ice shards
+: Ball of ice
Weapon: Sheathed Sword
.
Complete the game with Blue Knight
Element: None
+: Many sawblades
+: Single sawblade
Weapon: Ugly Mace
.
Complete the game with Industrialist
Element: None
+: Many sawblades
+: Single sawblade
Weapon: Fencer's Foil
.
Unlocked from the start
Element: Poison
+: Poison cloud
+: Ball of acid
Weapon: Thin Sword
.
Complete the game with Green Knight
Element: None
+: Arrows
+: Bomb toss
Weapon: Saracen Sword
.
Complete the game with Royal Guard
Element: Wind
+: Sustained tornado
+: Sand blast
Weapon: Saracen Sword

.
Complete Barbarian Boss on Normal difficulty
Element: None
+: Arrows
+: Bomb toss
Weapon: Skinny Sword
.
Complete the game with Gray Knight
Element: None
+: Arrows
+: Knife throw
Weapon: Gladiator Sword
.
Complete Alien Ship on Normal difficulty
Element: None
+: Large beam shot
+: Beam shot
Weapon: Alien Gun
Note: Alien can only use the starting weapon and no others.

.
Complete King's Arena
Element: None
+: Blunt weapons
+: Axe throw
Weapon: Barbarian Axe
.
Complete the game with Barbarian
Element: Bee
+: Skyward bees
+: BEEEEES
Weapon: Rat Beating Bat
.
Complete Thieves' Arena
Element: None
+: Arrows
+: Knife throw
Weapon: Thief Sword
.
Complete the game with Thief
Element: Nature
+: Vines
+: Dagger throw
Weapon: Snakey Mace
.
Complete Volcano Arena
Element: None
+: Arrows
+: Bomb toss
Weapon: Lightsaber
.
Complete Peasant's Arena
Element: None
+: Arrows
+: Knife toss
Weapon: Spoon
.
Complete the game with Peasant
Element: None
+: Arrows
+: Knife toss
Weapon: Pitchfork
.
Complete Icy Arena
Element: Ice
+: Ice shards
+: Snowball
Weapon: Fishing Spear
.
Complete the game with Iceskimo
Element: Nature
+: Vines
+: Acorn
Weapon: Dual Prong Sword

.
Complete Catfish on Insane difficulty
Element: None
+: Arrows
+: Knife toss
Weapon: Thin Sword
.
Complete Pipistrello's Cave on Insane difficulty
Element: None
+: Healing cloud
+: Gold dagger
Weapon: King's Scepter
.
Complete Industrial Castle on Insane difficulty
Element: Dark
+: Skeleton hands
+: Kamikaze skeleton
Weapon: Evil Sword
.
Complete Ice Castle on Insane difficulty
Element: Dark
+: Dark pillars
+: Ball of darkness
Weapon: Glowstick

.
Purchase the Pink Knight DLC
Element: Love
+: Rainbow chain
+: Cute animal
Weapon: Lollipop
.
Purchase the Blacksmith DLC
Element: Unique
+: Frogglet lick
+: Flaming hammer
Weapon: Hammer