It is an effect of the game megaman zero, they consist of small stones that shoot out of the ground after performing a charged attack You can see it in this video (sorry for the quality)
youtube.com/watch
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You can use particle and spawn it when the sword collides with the ground.
construct.net/en/make-games/manuals/construct-3/plugin-reference/particles
You can use particle and spawn it when the sword collides with the ground. https://www.construct.net/en/make-games/manuals/construct-3/plugin-reference/particles
https://www.construct.net/en/make-games/manuals/construct-3/plugin-reference/particles
This looks good, thank you very much!