<s>
It	O
was	O
later	O
ported	O
to	O
the	O
FM	B-Device
Towns	I-Device
,	O
Sharp	B-Device
X68000	I-Device
,	O
and	O
Super	B-Application
Nintendo	I-Application
Entertainment	I-Application
System	I-Application
.	O
</s>
<s>
The	O
SNES	B-Application
version	O
was	O
developed	O
and	O
published	O
by	O
I'Max	O
.	O
</s>
<s>
Mutant	B-Application
Fighter	I-Application
's	O
roster	O
includes	O
eight	O
playable	O
characters	O
-	O
three	O
human	O
characters	O
and	O
five	O
monsters	O
;	O
the	O
human	O
characters	O
are	O
the	O
Fighter	O
,	O
Amazoness	B-Application
,	O
and	O
Hercules	B-Device
.	O
</s>
<s>
The	O
monster	O
playable	O
characters	O
are	O
a	O
Werewolf	O
,	O
Golem	B-Application
,	O
Minotaur	B-Operating_System
,	O
Dragon	O
,	O
and	O
the	O
Beast	O
.	O
</s>
<s>
The	O
SNES	B-Application
version	O
instead	O
has	O
five	O
playable	O
characters	O
,	O
omitting	O
the	O
Werewolf	O
,	O
Golem	B-Application
and	O
Dragon	O
from	O
the	O
roster	O
.	O
</s>
<s>
Mutant	B-Application
Fighter	I-Application
features	O
one-player	O
mode	O
versus	O
AI	O
or	O
a	O
two-player	O
cooperative	O
mode	O
,	O
where	O
the	O
players	O
compete	O
against	O
two	O
AI	O
opponents	O
simultaneously	O
.	O
</s>
<s>
Mutant	B-Application
Fighter	I-Application
underwent	O
location	O
testing	O
in	O
the	O
UK	O
in	O
1991	O
,	O
although	O
under	O
an	O
alternate	O
title	O
:	O
Heroes	O
.	O
</s>
<s>
In	O
Japan	O
,	O
Game	O
Machine	O
listed	O
Mutant	B-Application
Fighter	I-Application
on	O
their	O
August	O
15	O
,	O
1991	O
issue	O
as	O
being	O
the	O
second	O
most-successful	O
table	O
arcade	O
unit	O
of	O
the	O
month	O
.	O
</s>
<s>
The	O
One	O
reviewed	O
the	O
arcade	O
version	O
of	O
Mutant	B-Application
Fighter	I-Application
in	O
1991	O
as	O
it	O
was	O
undergoing	O
location	O
testing	O
under	O
the	O
title	O
Heroes	O
,	O
stating	O
that	O
"	O
Wonderful	O
graphics	O
,	O
animation	O
and	O
sound	O
make	O
Heroes	O
an	O
outstanding	O
game	O
"	O
and	O
furthermore	O
praises	O
its	O
gameplay	O
and	O
number	O
of	O
different	O
attacks	O
.	O
</s>
<s>
German	O
gaming	O
magazine	O
Video	O
Games	O
reviewed	O
the	O
Japanese	O
SNES	B-Application
version	O
of	O
Mutant	B-Application
Fighters	I-Application
under	O
the	O
name	O
Death	B-Application
Brade	I-Application
,	O
giving	O
it	O
an	O
overall	O
score	O
of	O
22%	O
.	O
</s>
<s>
The	O
graphics	O
are	O
only	O
just	O
8-bit	O
capable	O
and	O
the	O
fighters	O
are	O
teeming	O
with	O
clumsiness	O
and	O
Legoland-style	O
animation	O
cycles	O
.	O
</s>
<s>
In	O
regards	O
to	O
Death	B-Application
Brade	I-Application
's	O
combat	O
,	O
they	O
expressed	O
that	O
"	O
no	O
matter	O
what	O
you	O
try	O
,	O
your	O
fighter	O
will	O
be	O
guaranteed	O
to	O
do	O
the	O
thing	O
that	O
is	O
the	O
most	O
useless	O
"	O
.	O
</s>
