<s>
Gauntlet	B-Application
IV	I-Application
is	O
a	O
1993	O
action	B-Application
video	I-Application
game	I-Application
developed	O
by	O
M2	O
and	O
published	O
by	O
Tengen	O
for	O
the	O
Sega	B-Operating_System
Genesis	I-Operating_System
.	O
</s>
<s>
It	O
is	O
a	O
port	O
of	O
the	O
original	O
Gauntlet	B-Device
,	O
and	O
was	O
well	O
received	O
by	O
critics	O
.	O
</s>
<s>
Gauntlet	B-Application
IV	I-Application
main	O
mode	O
is	O
"	O
quest	O
mode	O
"	O
,	O
which	O
combines	O
the	O
gameplay	O
of	O
the	O
original	O
game	O
with	O
a	O
character-leveling	O
system	O
and	O
item	O
purchasing	O
.	O
</s>
<s>
Gauntlet	B-Application
IV	I-Application
began	O
as	O
a	O
port	O
of	O
the	O
original	O
Gauntlet	B-Device
for	O
the	O
Sharp	B-Device
X68000	I-Device
produced	O
as	O
a	O
homebrew	O
project	O
by	O
a	O
group	O
of	O
friends	O
in	O
Japan	O
who	O
would	O
later	O
form	O
the	O
development	O
studio	O
M2	O
.	O
</s>
<s>
Upon	O
the	O
game	O
's	O
release	O
in	O
1993	O
,	O
MegaTech	O
said	O
that	O
"	O
the	O
action	B-Application
is	O
flawless	O
"	O
and	O
had	O
stood	O
the	O
test	O
of	O
time	O
well	O
.	O
</s>
<s>
Mega	O
praised	O
the	O
longevity	O
of	O
the	O
game	O
,	O
saying	O
it	O
was	O
"	O
huge	O
fun	O
and	O
a	O
must-buy	O
"	O
and	O
placing	O
the	O
game	O
at	O
No.19	O
in	O
their	O
list	O
of	O
the	O
best	O
Mega	B-Operating_System
Drive	I-Operating_System
games	O
of	O
all	O
time	O
.	O
</s>
