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The blade could be Mario's Hammer
Fireball could be Fireball
The Booster (0.8 and 2.0) could be the FLUDD
Hell, combine that with the Nemesis and it'll look like you're shooting with it! (Reverse the projectile order with ASM, and you'll need the EXP to "refill it", also replace the Smoke it generates with the water drops with ASM)
I don't know enough Mario power ups to compare to the other weapons