if part is touched
--example if something is touched like a part. it is gonna do something to the humanoid
local part = script.Parent --this is the part... put the script in the part
part.Touched:Connect(function(player) --this is when the player touched the brick. we are also gonna name it player
local hum = player.Parent:FindFirstChildWhichIsA("Humanoid") --here we gonna check the humanoid
if hum then -- here we gonna check if it is a humanoid
--code: example... you can change the health, walkspeed , jumpspeed and more
end
end)