The bright green flashes could be aligned more to the left (pointing in the direction the rocks shoot out.
The right side of the effect is brighter/draws the eye far more than the left side (crank up the brightness on the leading edge maybe start with green on the shards then fade to black / have more light rays/make them punchier).
- Crop off that 4secs of nothing at the start of your video! (I’m impatient yeah yeah)