Rockford 'digs' diamonds! He can't get enough of them and needs YOUR help to guide him. But don't dawdle, or Rockford will become impatient! Guide Rockford through 16 scrolling caves and 4 bonus caves in the original classic, multi-million unit selling Boulder Dash® created by Peter Liepa with Chris Gray. Boulder Dash - Volume 1 includes 16 caves, 4 bonus levels and 5 difficulty settings! Avoid deadly fireflies, butterflies and falling boulders in a race against time to clear a path, collect valuable diamonds, open and find the exit! But be careful not to let Rockford become trapped! Surround the growing amoeba, use magic walls or drop boulders on butterflies to create even more diamonds!