<s>
SketchFighter	B-Application
4000	I-Application
Alpha	I-Application
is	O
a	O
scrolling	O
shooter	O
with	O
a	O
focus	O
on	O
exploration	O
for	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
.	O
</s>
<s>
SketchFighter	O
uses	O
OpenGL	B-Application
and	O
a	O
custom	O
game	O
engine	O
to	O
create	O
visuals	O
for	O
all	O
elements	O
of	O
the	O
game	O
reminiscent	O
of	O
hand-drawn	O
sketches	O
.	O
</s>
<s>
SketchFighter	O
is	O
distributed	O
as	O
shareware	B-License
;	O
specifically	O
,	O
crippleware	O
as	O
only	O
a	O
subset	O
of	O
the	O
game	O
is	O
playable	O
prior	O
to	O
registration	O
.	O
</s>
