<s>
Rival	O
Ball	O
is	O
the	O
sequel	O
to	O
the	O
PC	O
Breakout	B-Application
clone	I-Application
DX-Ball	O
2	O
from	O
Longbow	O
Digital	O
Arts	O
.	O
</s>
<s>
Rival	B-Application
Ball	I-Application
was	O
the	O
first	O
game	O
from	O
Longbow	O
Games	O
to	O
succeed	O
the	O
passing	O
of	O
Seumas	O
McNally	O
(	O
1979	O
–	O
2000	O
)	O
,	O
the	O
company	O
's	O
founder	O
and	O
lead	O
programmer	O
.	O
</s>
<s>
Rival	B-Application
Ball	I-Application
was	O
followed	O
by	O
Rival	B-Application
Ball	I-Application
Tournament	O
in	O
2004	O
.	O
</s>
<s>
Initially	O
,	O
only	O
one	O
of	O
the	O
game	O
's	O
two	O
board-sets	O
can	O
be	O
played	O
online	O
,	O
as	O
Rival	B-Application
Ball	I-Application
Split	O
is	O
the	O
only	O
board-set	O
which	O
features	O
mirrored	O
split-screen	O
boards	O
.	O
</s>
<s>
Also	O
,	O
unlike	O
in	O
DX-Ball	B-Application
2	I-Application
,	O
the	O
ball	O
size	O
of	O
small	O
balls	O
and	O
big	O
balls	O
can	O
be	O
restored	O
to	O
its	O
default	O
medium	O
size	O
,	O
when	O
catching	O
the	O
Big	O
Ball	O
and	O
Tiny	O
Ball	O
power-ups	O
,	O
respectively	O
.	O
</s>
<s>
The	O
game	O
was	O
also	O
ported	O
to	O
the	O
Mac	O
(	O
requires	O
CarbonLib	B-Operating_System
1.4	O
or	O
later	O
on	O
Mac	O
OS	O
8.6	O
or	O
later	O
)	O
,	O
with	O
the	O
Mac	O
version	O
announced	O
on	O
April	O
3	O
,	O
2002	O
.	O
</s>
<s>
To	O
ensure	O
compatibility	O
with	O
Windows	B-Application
Vista	O
,	O
version	O
1.5.5	O
was	O
released	O
on	O
May	O
28	O
,	O
2007	O
.	O
</s>
<s>
The	O
update	O
also	O
installs	O
for	O
support	O
under	O
Windows	B-Application
XP	I-Application
Media	I-Application
Center	I-Application
Edition	I-Application
,	O
and	O
renewed	O
the	O
game	O
's	O
icon	O
with	O
a	O
glowing	O
blue	O
ball	O
.	O
</s>
<s>
Inconspicuously	O
,	O
the	O
software	O
installer	O
had	O
also	O
been	O
changed	O
to	O
NSIS	B-Language
.	O
</s>
<s>
However	O
,	O
this	O
update	O
was	O
later	O
discovered	O
to	O
cause	O
a	O
compatibility	O
issue	O
with	O
Windows	B-Application
9x	O
systems	O
;	O
hence	O
a	O
second	O
update	O
,	O
version	O
1.5.6	O
,	O
was	O
provided	O
in	O
December	O
2007	O
,	O
which	O
solved	O
the	O
problem	O
by	O
installing	O
with	O
the	O
game	O
.	O
</s>
<s>
While	O
Rival	B-Application
Ball	I-Application
comes	O
with	O
two	O
freeware	O
board-sets	O
of	O
four	O
boards	O
each	O
,	O
the	O
full	O
version	O
of	O
the	O
game	O
,	O
also	O
known	O
as	O
Rival	B-Application
Ball	I-Application
Series	O
1	O
,	O
adds	O
eleven	O
new	O
board-sets	O
with	O
a	O
total	O
of	O
150	O
boards	O
.	O
</s>
<s>
Notably	O
,	O
Rival	B-Application
Ball	I-Application
Series	O
1	O
and	O
Rival	B-Application
Ball	I-Application
Series	O
2	O
can	O
be	O
installed	O
and	O
played	O
independent	O
of	O
each	O
other	O
,	O
as	O
they	O
are	O
only	O
considered	O
expansion	O
packs	O
to	O
the	O
freeware	O
version	O
of	O
the	O
game	O
.	O
</s>
<s>
However	O
,	O
in	O
order	O
for	O
Rival	B-Application
Ball	I-Application
to	O
be	O
able	O
to	O
detect	O
these	O
boards	O
,	O
the	O
directory	O
of	O
the	O
DX-Ball	B-Application
2	I-Application
installation	O
needs	O
to	O
be	O
listed	O
in	O
the	O
document	O
.	O
</s>
<s>
If	O
necessary	O
,	O
this	O
file	O
can	O
be	O
edited	O
in	O
Notepad	O
,	O
to	O
add	O
a	O
new	O
entry	O
for	O
the	O
path	O
where	O
the	O
DX-Ball	B-Application
2	I-Application
board	O
packs	O
have	O
been	O
installed	O
on	O
the	O
hard	O
drive	O
.	O
</s>
<s>
Rival	B-Application
Ball	I-Application
was	O
succeeded	O
by	O
Rival	B-Application
Ball	I-Application
Tournament	O
,	O
released	O
on	O
April	O
29	O
,	O
2004	O
.	O
</s>
<s>
Featuring	O
true	O
head-to-head	O
gameplay	O
,	O
Rival	B-Application
Ball	I-Application
Tournament	O
omits	O
the	O
split-screen	O
design	O
for	O
a	O
more	O
competitive	O
way	O
of	O
playing	O
,	O
similar	O
to	O
Pong	B-Application
.	O
</s>
<s>
Aside	O
from	O
sporting	O
network	O
play	O
,	O
with	O
the	O
ability	O
spectate	O
live	O
games	O
,	O
one	O
of	O
the	O
most	O
prominent	O
features	O
of	O
Rival	B-Application
Ball	I-Application
Tournament	O
is	O
the	O
introduction	O
of	O
AI	B-Application
opponents	O
,	O
allowing	O
single-player	O
games	O
to	O
be	O
enjoyed	O
against	O
the	O
computer	O
.	O
</s>
<s>
Also	O
unique	O
to	O
Rival	B-Application
Ball	I-Application
Tournament	O
are	O
the	O
new	O
board	O
designs	O
,	O
here	O
termed	O
arenas	O
,	O
presenting	O
a	O
more	O
free-form	O
style	O
with	O
bricks	O
of	O
various	O
shapes	O
and	O
sizes	O
,	O
as	O
well	O
as	O
unbreakable	O
obstacles	O
like	O
torches	O
and	O
towers	O
.	O
</s>
<s>
Similar	O
to	O
Super	B-Application
DX-Ball	I-Application
,	O
Rival	B-Application
Ball	I-Application
Tournament	O
is	O
intended	O
as	O
a	O
separate	O
spin-off	O
to	O
the	O
main	O
franchise	O
,	O
and	O
therefore	O
unrelated	O
to	O
both	O
DX-Ball	O
and	O
DX-Ball	B-Application
2	I-Application
,	O
just	O
as	O
Super	B-Application
DX-Ball	I-Application
is	O
unrelated	O
to	O
Rival	B-Application
Ball	I-Application
.	O
</s>
