Notes can also be sustains, in which the player must hold the matching button(s) after strumming, the duration of the hold being indicated by a line following the note or chord. Notes can be singular, or multiple at a time, forming a chord. Unlike the Guitar Hero series, by default there is no penalty for missing notes, aside from breaking a combo, making it impossible to fail a song, although there is an option to enable this. Clone Hero Through The Fire And Flames Series Such As.
