<s>
Knockout	B-Application
Kings	I-Application
2000	I-Application
(	O
known	O
as	O
Box	B-Application
Champions	I-Application
2000	I-Application
in	O
Europe	O
for	O
the	O
Nintendo	B-Operating_System
64	I-Operating_System
)	O
is	O
a	O
video	O
game	O
developed	O
by	O
Black	O
Ops	O
Entertainment	O
and	O
published	O
by	O
EA	O
Sports	O
for	O
Nintendo	B-Operating_System
64	I-Operating_System
,	O
PlayStation	B-Device
,	O
and	O
Game	B-Device
Boy	I-Device
Color	I-Device
(	O
the	O
latter	O
as	O
simply	O
Knockout	B-Application
Kings	I-Application
)	O
in	O
1999	O
.	O
</s>
<s>
Knockout	B-Application
Kings	I-Application
2000	I-Application
features	O
25	O
fighters	O
,	O
including	O
Muhammad	O
Ali	O
and	O
Sugar	O
Ray	O
Leonard	O
,	O
and	O
includes	O
the	O
ability	O
to	O
create	O
a	O
custom	O
boxer	O
.	O
</s>
<s>
The	O
PlayStation	B-Device
version	O
received	O
favorable	O
reviews	O
,	O
and	O
the	O
Nintendo	B-Operating_System
64	I-Operating_System
version	O
received	O
mixed	O
reviews	O
,	O
while	O
the	O
Game	B-Device
Boy	I-Device
Color	I-Device
version	O
received	O
unfavorable	O
reviews	O
,	O
according	O
to	O
the	O
review	B-Application
aggregation	I-Application
website	O
GameRankings	O
.	O
</s>
<s>
In	O
one	O
review	O
,	O
Air	O
Hendrix	O
of	O
GamePro	O
called	O
the	O
Nintendo	B-Operating_System
64	I-Operating_System
version	O
"	O
a	O
true	O
title	O
contender	O
that	O
every	O
N64	B-Operating_System
gamer	O
should	O
check	O
out.	O
"	O
</s>
<s>
He	O
later	O
said	O
of	O
the	O
PlayStation	B-Device
version	O
in	O
one	O
review	O
,	O
"	O
If	O
you	O
're	O
looking	O
for	O
a	O
PlayStation	B-Device
boxing	O
match	O
,	O
there	O
's	O
no	O
better	O
bout	O
in	O
town	O
–	O
with	O
its	O
improved	O
in-depth	O
features	O
and	O
controls	O
,	O
it	O
even	O
beats	O
out	O
its	O
N64	B-Operating_System
counterpart	O
and	O
the	B-Operating_System
Dreamcast	I-Operating_System
's	O
glamorous	O
Ready	B-Application
2	I-Application
Rumble	I-Application
.	O
</s>
<s>
The	O
Burn	O
Out	O
said	O
in	O
another	O
review	O
that	O
the	O
PlayStation	B-Device
version	O
"	O
achieves	O
its	O
goal	O
of	O
creating	O
a	O
realistic	O
boxing	O
experience	O
that	O
's	O
better	O
than	O
the	O
original	O
.	O
</s>
<s>
If	O
you	O
liked	O
the	O
first	O
Knockout	B-Application
Kings	I-Application
,	O
you	O
'll	O
definitely	O
enjoy	O
this	O
one	O
as	O
well	O
.	O
</s>
<s>
But	O
if	O
you	O
're	O
looking	O
for	O
a	O
game	O
like	O
Ready	B-Application
2	I-Application
Rumble	I-Application
,	O
then	O
you	O
're	O
stepping	O
into	O
the	O
wrong	O
ring.	O
"	O
</s>
<s>
The	O
PlayStation	B-Device
version	O
was	O
a	O
runner-up	O
for	O
"	O
9th	O
Annual	O
GamePro	O
Readers	O
 '	O
Choice	O
Awards	O
"	O
for	O
"	O
Best	O
Boxing	O
Game	O
"	O
,	O
which	O
went	O
to	O
Ready	B-Application
2	I-Application
Rumble	I-Application
Boxing	I-Application
for	O
Dreamcast	B-Operating_System
.	O
</s>
