See:
    LAVD A 0 bright A_CustomMissile("firestep",0,-5,0)
    LAVD A 6 bright A_Chase
    LAVD B 0 bright A_jump(128,1)
    LAVD B 0 bright A_CustomMissile("IceGuyWisp1",70,0)
    LAVD B 6 bright A_Chase
    LAVD C 0 bright A_CustomMissile("firestep",0,7,0)
    LAVD C 6 bright A_Chase
    LAVD D 0 bright A_jump(128,1)
    LAVD D 0 bright A_CustomMissile("IceGuyWisp2",70,0)
    LAVD D 6 bright A_Chase
    loop