pace = 0.3
in_thread do
  loop do
    play 60
    sleep pace
    play 70
    sleep pace
  end
end

in_thread do
  loop do
    use_synth :dsaw
    play 50
    sleep pace
    play rand_i(70)
    sleep pace
  end
end

in_thread do
  loop do
    use_synth :blade
    play_pattern_timed [70,72,74],[pace]
  end
end

in_thread do
loop do
with_fx :reverb do
  random = rand_i(100)
  if random > 75 then
    use_synth :dull_bell
    play random
    sleep 0.2
  elsif random > 50 and random < 75 then
    use_synth :pulse
    play random
    sleep 0.2
  else
    use_synth :piano
    play random
    sleep 0.2
  end
end
end
end