<s>
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
is	O
a	O
roguelike	O
video	O
game	O
designed	O
and	O
developed	O
by	O
Thomas	O
Biskup	O
and	O
released	O
in	O
1994	O
.	O
</s>
<s>
Like	O
the	O
original	O
roguelike	O
games	O
,	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
uses	O
ASCII	B-Protocol
graphics	O
to	O
represent	O
the	O
game	O
world	O
.	O
</s>
<s>
A	O
later	O
version	O
added	O
the	O
option	O
to	O
play	O
with	O
sound	O
,	O
tile-based	B-Application
graphics	I-Application
,	O
and	O
an	O
overworld	O
map	O
.	O
</s>
<s>
He	O
then	O
resumed	O
work	O
on	O
a	O
sequel	O
,	O
Ultimate	O
ADOM	B-Application
,	O
an	O
engine	O
for	O
future	O
roguelike	O
games	O
.	O
</s>
<s>
Biskup	O
first	O
made	O
an	O
updated	O
version	O
of	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
available	O
to	O
sponsors	O
of	O
his	O
crowdfunding	O
campaign	O
.	O
</s>
<s>
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
takes	O
place	O
in	O
the	O
fictional	O
world	O
of	O
Ancardia	O
,	O
in	O
the	O
mountainous	O
Drakalor	O
Chain	O
.	O
</s>
<s>
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
has	O
multiple	O
endings	O
which	O
consist	O
of	O
closing	O
the	O
Chaos	O
gate	O
,	O
becoming	O
a	O
demigod	O
,	O
or	O
committing	O
a	O
heroic	O
sacrifice	O
to	O
stop	O
the	O
Chaos	O
invasion	O
.	O
</s>
<s>
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
presents	O
an	O
initial	O
choice	O
of	O
one	O
(	O
male	O
or	O
female	O
)	O
player	O
character	O
from	O
twelve	O
races	O
and	O
twenty-two	O
character	O
classes	O
,	O
the	O
combination	O
of	O
which	O
strongly	O
affects	O
gameplay	O
,	O
in	O
both	O
subtle	O
and	O
obvious	O
ways	O
.	O
</s>
<s>
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
offers	O
multiple	O
ways	O
of	O
winning	O
,	O
which	O
vary	O
in	O
difficulty	O
.	O
</s>
<s>
Ancient	O
Domains	O
of	O
Mysterys	O
quest-centric	O
,	O
plot-driven	O
structure	O
owes	O
as	O
much	O
to	O
adventure	O
games	O
like	O
Zork	B-Application
as	O
to	O
the	O
hack-and-slash	B-Application
of	O
sibling	O
games	O
like	O
Angband	B-Application
.	O
</s>
<s>
Death	O
of	O
player	O
characters	O
is	O
meant	O
to	O
be	O
permanent	B-Application
.	O
</s>
<s>
Development	O
of	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
started	O
on	O
12	O
July	O
1994	O
and	O
continued	O
steadily	O
until	O
20	O
November	O
2002	O
.	O
</s>
<s>
Beta-quality	O
ports	O
to	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
of	O
this	O
version	O
appeared	O
in	O
2006	O
.	O
</s>
<s>
Plans	O
for	O
future	O
versions	O
had	O
not	O
at	O
that	O
time	O
been	O
announced	O
,	O
but	O
a	O
next-generation	O
successor	O
to	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
,	O
called	O
JADE	B-Application
,	O
started	O
development	O
and	O
betas	O
have	O
since	O
been	O
released	O
.	O
</s>
<s>
The	O
developer	O
later	O
renamed	O
Jade	B-Application
to	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
II	O
,	O
leaving	O
Jade	B-Application
as	O
a	O
game	O
engine	O
name	O
.	O
</s>
<s>
On	O
2	O
July	O
2012	O
a	O
crowdfunding	O
campaign	O
was	O
initiated	O
by	O
Thomas	O
Biskup	O
to	O
resurrect	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
development	O
.	O
</s>
<s>
On	O
16	O
May	O
2014	O
,	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
entered	O
the	O
Steam	B-Application
Greenlight	O
.	O
</s>
<s>
As	O
of	O
April	O
2017	O
,	O
a	O
classic	O
version	O
is	O
available	O
at	O
the	O
main	O
site	O
free	O
of	O
charge	O
,	O
with	O
two	O
variants	O
:	O
the	O
text-only	O
version	O
with	O
wide	O
platform	O
support	O
,	O
and	O
the	O
graphical	O
version	O
(	O
which	O
also	O
includes	O
text-only	O
mode	O
)	O
for	O
Windows	B-Application
,	O
MacOSX	B-Operating_System
and	O
Linux	B-Application
.	O
</s>
<s>
A	O
paid	O
version	O
is	O
available	O
on	O
Steam	B-Application
as	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
Deluxe	O
with	O
enhanced	O
gameplay	O
features	O
and	O
gameplay	O
customization	O
.	O
</s>
<s>
Although	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
classic	O
version	O
is	O
available	O
free	O
of	O
charge	O
,	O
in	O
difference	O
to	O
most	O
roguelikes	O
its	O
source	O
code	O
is	O
unavailable	O
.	O
</s>
<s>
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
has	O
established	O
a	O
strong	O
fan	O
base	O
that	O
started	O
gathering	O
since	O
1997	O
at	O
Usenet	B-Application
group	O
rec.games.roguelike.adom	O
,	O
sporting	O
2,000	O
-3	O
,	O
000	O
messages	O
monthly	O
in	O
years	O
of	O
active	O
development	O
,	O
although	O
lately	O
the	O
activity	O
has	O
been	O
ceasing	O
.	O
</s>
<s>
Given	O
that	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
was	O
a	O
long-lasting	O
development	O
effort	O
and	O
new	O
versions	O
of	O
the	O
game	O
were	O
regularly	O
released	O
over	O
the	O
years	O
,	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
has	O
received	O
many	O
critical	O
reviews	O
over	O
many	O
varied	O
versions	O
.	O
</s>
<s>
Reviewers	O
usually	O
compare	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
to	O
other	O
roguelike	O
games	O
(	O
like	O
Rogue	B-Application
,	O
Angband	B-Application
or	O
Moria	B-Device
)	O
and	O
find	O
that	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
offers	O
a	O
much	O
deeper	O
storyline	O
,	O
more	O
manifold	O
environment	O
,	O
and	O
is	O
generally	O
more	O
complex	O
.	O
</s>
<s>
Most	O
note	O
that	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
offers	O
very	O
high	O
replay	O
value	O
and	O
general	O
randomness	O
of	O
events	O
that	O
happen	O
in	O
the	O
game	O
.	O
</s>
<s>
The	O
user	O
interface	O
is	O
cited	O
to	O
have	O
high	O
learning	B-General_Concept
curve	I-General_Concept
by	O
some	O
critics	O
,	O
while	O
others	O
note	O
that	O
it	O
is	O
"	O
brilliant	O
in	O
its	O
simplicity	O
"	O
,	O
"	O
very	O
practical	O
"	O
and	O
"	O
easy	O
to	O
navigate	O
"	O
.	O
</s>
<s>
Keyboard	O
controls	O
imply	O
usage	O
of	O
the	O
numeric	B-Device
keypad	I-Device
which	O
makes	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
relatively	O
hard	O
to	O
play	O
on	O
keyboards	O
without	O
keypads	O
(	O
i.e.	O
</s>
<s>
some	O
laptop	B-Device
keyboards	O
)	O
.	O
</s>
<s>
Discussing	O
gameplay	O
,	O
the	O
same	O
complexity	O
and	O
randomness	O
that	O
were	O
cited	O
as	O
positive	O
features	O
are	O
sometimes	O
said	O
to	O
make	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
very	O
difficult	O
for	O
beginning	O
players	O
.	O
</s>
<s>
Most	O
reviewers	O
agree	O
that	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
may	O
be	O
very	O
hard	O
to	O
play	O
for	O
beginners	O
due	O
to	O
the	O
deletion	O
of	O
savefiles	O
,	O
which	O
is	O
uncommon	O
for	O
games	O
outside	O
the	O
roguelike	O
genre	O
.	O
</s>
