Action Replay<p>You could freeze the whole system (e.g. game) with the push of a button, increase your lives and resume ...<p><a href="http:&#x2F;&#x2F;ar.c64.org&#x2F;wiki&#x2F;Action_Replay" rel="nofollow">http:&#x2F;&#x2F;ar.c64.org&#x2F;wiki&#x2F;Action_Replay</a>