"Standard issue weapon. Long range with average damage."
—Description
Peashooter - An average damage weapon with unlimited range. It has a light blue color and looks like a laser beam. The standard issue weapon that is given to the player. It travels straightforward at a high velocity, for a boss that can give you a lot of horizontal distance to dodge, it is a good choice.
EX: Mega Blast - Fires a large, slow-moving blue fireball that deals considerable damage. It will hit a target three times before disappearing, it is a good burst of damage that can be aimed in the usual eight directions.
"Short range with great damage -- if you can keep close to your target."
—Description
Spread - A high damage spread gun that works best if you can get close to your target. Shots disappear after a short distance. It has a red color and looks like some small pyramids. Best used to deal high burst damage when the opportunity presents itself, especially when that boss is stationary. In the game's code, this weapon is called 'spreadshot'.
EX: Eight Way - Fires 8 large spikes that deal high damage, but move very slowly. It is best when using against background bosses like Chauncey Chantenay, Goopy's Tombstone and Beppi's Balloons and Carousel.
"Long range with below-average damage. No aiming required."
—Description
Chaser - Fires small, slow-moving projectiles that home in on the nearest target. Deals about half the damage compared to Peashooter. It has a lime color and looks like a star with a small tail. Best used when the concentration is better allocated to dodging.
EX: Chaos Orbit - Spawns a four slightly bigger projectiles that circle the player and protect them from incoming enemies. when there is one orbit already, using another EX will replace the original orbit and those will automatically home in on the closest hitbox. It is good when some bosses have minions like Baroness' jelly bean or Rumor's worker bees.
"Medium range and good damage with a slower rate of fire."
—Description
Lobber - Fires a lobbed projectile that arcs upwards, and falls back down and bounces on the floor until it bounces three times and pops, deals great damage, but has limited range, each shot deals about three times more than Peashooter. It has a violet color and looks like a sphere. It is good against bosses that doesn't move a lot. It doesn't required a lot of aiming as it seems. It also has the property to set up some damage as it bounces on the ground. It is very effective against Grim Matchstick in all phases. In the game's code, this weapon is called 'bouncer'.
EX: Kablooey - Like a Lobber shot, but bigger and have an Area-of-Effect damage which deals the same damage in the area. It can easily take out groups of minions at a range but it is still affected by gravity and shooting it upward or the top corners may miss the target far away, it does not bounce like the normal version attack as well and goes through some platforms like clouds in Grim Matchstick fight and platforms in Rumor Honeybottoms fight.
"Hold attack to increase damage. No rapid fire, so precision is key."
—Description
Charge - A high-damage, high-velocity shot that requires the player to hold down the firing button for maximum effectiveness. It has an orange color and looks like a wave for the uncharged projectile and two waves twirling each other for the charged projectile. Releasing the shoot button before the charge is complete will fire a small, light damage projectile. It needs a lot of precision to use and it it will do quick work to bosses if you master it.
EX: Radial Barrage - Releases a short-range, but a big Area-of-Effect burst of damage from the player, it is very good at the phase of the Phantom Express, especially in the last phase, that is The Head Of The Train.
"Great coverage with average damage. Aim backward for maximum range."
—Description
Roundabout - Fires a boomerang-like projectile that moves in the direction it is fired for a moment, but proceeds backwards for a long distance at a much higher velocity. It has a turquoise color and looks like a slotted ring. Best used when firing backwards or fleeing obstacles and to set up damage, this is the another option to Chaser for bosses players want to focus on dodging as you still have to line with the boss most of the time, but it deals way more damage. In the game's code, this weapon is called 'boomerang'.
EX: Jumbo Rebound - Launches a larger, thicker and closed version of the standard shot that will try to go back to the player. You can dodge it and it will chase you until all seven hits are used up or it touches the player again, there is a glitch that one extra hit will be counted to start the count down so eight hits worth of damage can be dealt in total.
"Straight shot with good damage. Breaks into weaker aimed projectiles."
—Description
Crackshot - Fires a rhombus projectile that is shot straight forward for a short while, it then breaks apart and aims straight at the closest hitbox. The projectile deals more damage before it breaks down. It has a pink color and looks like a crystal, it breaks down into almost like an arrow. This is the another option to Chaser for bosses players want to focus on dodging but still have the versatility to deal high damage in close range.
EX: P. Turret - The P. Turret is a pink planet-shaped turret that can be parried, shoots out small projectile aiming at the closest enemy five times and disappears. The fifth time it fires, it will shoot 2 projectiles at nearly the same time. It can be parried and used as a maneuver option. Parrying it will add a small amount to the Super Meter but won't count towards your number of parries; it will immediately send it towards the enemy like a cannon, dealing massive damage. It can act as a projectile when it travels a short distance before stopping or the boss runs into the stationary turret. Using another P. Turret move will also automatically launch the existing one towards the enemy.
"Full-screen piercing 3-way shot. Hold lock button to narrow spread."
—Description
Converge - Fires three electricity bolt projectiles spread out. It has a yellow color and looks like a long lightning bolt. Locking on slowly decreases the spread. Best used when standing far away in a safer area to lock on and focus damage output, as it is possible to have all three projectiles hit an enemy at once.
EX: Electro-Bolt - Fires a large horizontal electric beam across the entire screen in the direction the character is facing, piercing all enemies it hits, if no direction is inputted. Inputting a direction will instead fire the beam in the direction held.
"Rapid-fire shot with arced pathway and average damage."
—Description
Twist-Up - Three tornado-like shots that arcs toward the direction of the finger gun's thumb. The projectiles have a light-blue color and look like small cyclones. Best used when firing at enemies that are above you. Aiming down left or right provide the best horizontal coverage; up left or right can hit airborne bosses across the screen.
EX: Cyclone Spiral - Fires a larger light-blue cyclone that spins in a circular pattern from the original firing location, increasing its radius over time. It will hit six times before disappearing.