<s>
also	O
known	O
in	O
Japan	O
by	O
the	O
portmanteau	O
abbreviation	O
is	O
a	O
series	O
of	O
genre-merging	O
horse-racing	O
and	O
business	B-Application
simulation	I-Application
games	I-Application
originally	O
created	O
by	O
ASCII	O
.	O
</s>
<s>
The	O
ultimate	O
goal	O
of	O
the	O
player	O
in	O
the	O
Derby	B-Application
Stallion	I-Application
games	O
is	O
to	O
win	O
the	O
title	O
of	O
GI	O
(	O
Group	O
I	O
)	O
Racer	O
.	O
</s>
<s>
Between	O
races	O
,	O
the	O
player	O
engages	O
in	O
numerous	O
business	B-Application
simulation	I-Application
,	O
farm	O
simulation	O
,	O
and	O
role-playing	O
activities	O
.	O
</s>
<s>
Derby	B-Application
Stallion	I-Application
games	O
have	O
evolved	O
as	O
newer	O
members	O
of	O
the	O
series	O
have	O
been	O
added	O
,	O
allowing	O
players	O
greater	O
and	O
greater	O
control	O
over	O
every	O
aspect	O
of	O
the	O
horse-raising	O
business	O
.	O
</s>
<s>
As	O
such	O
,	O
the	O
player	O
must	O
now	O
race	B-Application
horses	I-Application
and	O
place	O
racing	O
bets	O
,	O
manage	O
the	O
working	O
of	O
a	O
stables	O
and/or	O
ranch	O
,	O
select	O
different	O
studs	O
and	O
broodmares	O
for	O
breeding	O
,	O
learn	O
to	O
break	O
and	O
train	O
horses	O
,	O
and	O
set	O
up	O
advantageous	O
horse	O
trades	O
or	O
sales	O
,	O
among	O
other	O
duties	O
.	O
</s>
<s>
Players	O
must	O
also	O
make	O
critical	O
decisions	O
about	O
appropriate	O
ages	O
to	O
race	B-Application
horses	I-Application
,	O
breeds	O
to	O
pursue	O
,	O
and	O
the	O
timing	O
of	O
events	O
to	O
coincide	O
with	O
race	O
dates	O
.	O
</s>
<s>
Derby	B-Application
Stallion	I-Application
games	O
all	O
feature	O
a	O
single-player	O
mode	O
,	O
however	O
much	O
effort	O
has	O
been	O
put	O
into	O
making	O
the	O
games	O
as	O
versatile	O
as	O
possible	O
for	O
multiplayer	O
capabilities	O
.	O
</s>
<s>
To	O
accomplish	O
this	O
,	O
various	O
methods	O
have	O
been	O
used	O
to	O
exchange	O
data	O
from	O
the	O
earliest	O
password	O
code	O
exchange	O
to	O
online	O
connectivity	O
with	O
PCs	O
,	O
Satellaview	B-Device
exchange	O
(	O
via	O
8MB	O
memory	O
packs	O
and	O
slotted	O
application	O
cartridge	O
)	O
,	O
and	O
Randnet	O
service	O
.	O
</s>
<s>
Derby	B-Application
Stallion	I-Application
:	O
Best	O
Race	O
topped	O
the	O
Japanese	O
Famitsu	O
sales	O
chart	O
in	O
June	O
1992	O
.	O
</s>
<s>
Derby	B-Application
Stallion	I-Application
III	I-Application
sold	O
1.2	O
million	O
copies	O
and	O
Derby	B-Application
Stallion	I-Application
'	I-Application
96	I-Application
sold	O
1.1	O
million	O
copies	O
.	O
</s>
<s>
According	O
to	O
Weekly	O
Famitsu	O
,	O
the	O
1997	O
Derby	B-Application
Stallion	I-Application
for	O
the	O
PlayStation	B-Device
was	O
Japan	O
's	O
third-best-selling	O
game	O
of	O
1997	O
,	O
with	O
sales	O
of	O
1.58	O
million	O
units	O
.	O
</s>
<s>
Derby	B-Application
Stallion	I-Application
'	I-Application
99	I-Application
sold	O
1.1	O
million	O
copies	O
.	O
</s>
