Accelerating Shot
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Accelerating Shot is a Modifier type spell that causes affected projectiles to start off moving more slowly and then speed up as they fly. Stacking multiple copies can cause a projectile to accelerate seemingly instantly to its Terminal Velocity. One of only two spells that modifies air_friction
(the other being its mirror twin - Decelerating Shot).
Tips
- Most projectiles can go no faster than their Terminal Velocity (almost universally 1000px/s) - this is true whether they start slowly and accelerate, or start off moving at maximum speed.
- Higher acceleration does mean the projectile returns to top speed after it slows down though.
- Since the velocity changes as the projectile flies, it can be tricky to aim.
- Modifiers such as Rotate Towards Foes, Aiming Arc and Homing can keep the projectile on target until it reaches a higher speed.
- Synergizes well with Black Hole, giving much greater material deletion range.
- Can be used with Bouncing Burst to increase bonus damage (see: Speed & Damage). When combined with Heavy Shot this can be one of the best damage builds in Noita.
- When using multiple speed-altering modifiers, be aware that the order can make a big difference.
- The speed multiplier is usually capped at 20× (excepting via use of Fly Upwards/Fly Downwards, which don't bother to check)
- If the speed multiplier becomes too small, it may exceed the precision of the variable used to store it and become zero, which will nullify all subsequent speed modifications (you can't multiply back up from zero).
- Try to alternate casting spells that increase and decrease the speed multiplier, so it is less likely to hit either extreme.
- Projectiles only feel the effect of this modifier after they have existed for 1 frame.
- Combining one Accelerating Shot with one Decelerating Shot can be useful, as it halves the decelerating effect.
Total Speed Multiplier 0.32 × 1.68 = 0.54× Air Friction 3 − 6 = -3 Recoil 10 − 10 = 0
- Two Accelerating Shot cancel out the decelerating effect of one Decelerating Shot, less usefully leaving just a little recoil and a much slower projectile.
Total Speed Multiplier 0.32 × 0.32 × 1.68 = 0.17× Air Friction 3 + 3 − 6 = 0 Recoil 10 + 10 − 10 = 10
How does it work?
- The effect of both Decelerating Shot and Accelerating Shot is implemented by modification of a projectile's
air_friction
stat- This is what sets the amount of simulated 'drag' on the projectile - more air friction makes it slow more quickly.
- Counter-intuitively, in Noita negative values for
air_friction
cause projectiles to accelerate, kind of like 'anti-drag'
- Since it only decreases
air_friction
by 3, you need 2 Accelerating Shot to cancel out the +6 change toair_friction
from one Decelerating Shot. - Many projectiles have (varying) base levels of
air_friction
, so the total amount of deceleration will vary based on the projectile. - Because the projectile is only modified (via a scripted effect) after it has spawned, the deceleration will only take effect after the first frame of its life.
- This is especially important for Accelerating Shot as it means the acceleration effect from that modifier cannot raise the speed of a projectile before the first time it is checked for death on low velocity - a key concept when building a wand to take advantage of spells that get Speed-Scaled bonus damage.
Gallery

Wand Appearance with Accelerating Shot x3.

A comparison of Firebomb with and without Accelerating Shot.
History
- Apr 8 2024: Changed the spawn probability on tier 3 from 0.5 to 0.4.
- Dec 19 2019: Added to the game.