Falling block damage

[lapis night]

I want to make it so a player can shoot a rock that can damage A player put I dont know what event to use to do this but I already have it so they can shoot a rock on right click: if player isn't sneaking: if name of player's held item is "<##E56500>ᴇᴀʀᴛʜ <##E56500>ᴍᴀᴄᴇ": make player shoot ("falling packed mud" parsed as entity type) with speed 1

[oblique dragon]

well

if they are shooting something, it means thats a projectile