"rain red bricks from the air forever super fast that turns black when they touch the ground. 2 seconds after touching the ground it launches 6 0.1x0.1 size blocks every direction and disappears. then the 0.1x0.1 blocks disappear after 2 seconds"

-- server script (ServerScriptService) 
while true do
    local part = Instance.new("Part")
    part.Parent = game.Workspace
    part.Position = Vector3.new(math.random(-100, 100), 50, math.random(-100, 100))
    part.Size = Vector3.new(1, 1, 1)
    part.BrickColor = BrickColor.new("Bright red")
    part.Anchored = false
    part.CanCollide = true

local function onTouched(hit)
        part.BrickColor = BrickColor.new("Really black")
        wait(2)
        local directions = {
            Vector3.new(1, 0, 0),
            Vector3.new(-1, 0, 0),
            Vector3.new(0, 1, 0),
            Vector3.new(0, -1, 0),
            Vector3.new(0, 0, 1),
            Vector3.new(0, 0, -1)
        }
        for _, direction in ipairs(directions) do
            local smallPart = Instance.new("Part")
            smallPart.Parent = game.Workspace
            smallPart.Position = part.Position
            smallPart.Size = Vector3.new(0.1, 0.1, 0.1)
            smallPart.BrickColor = BrickColor.new("Really black")
            smallPart.Velocity = direction * 50
            smallPart.Anchored = false
            smallPart.CanCollide = true
            game:GetService("Debris"):AddItem(smallPart, 2)
        end
        part:Destroy()
    end

part.Touched:Connect(onTouched)
    wait(0.1)
end