Hailstorm launches 4^x crystals per salvo
x being the level of the program
Hailstorm levels above 4 are rare as they can use a *lot* of memory.
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Hailstorm.L4? 256 crystals per salvo
Hailstorm.L5? 1024!
L10 would be uhhh... 1048576...
Levels 5+ are often nicknamed "hellstorm" because of how each salvo starts to resemble a bullet hell attack