<s>
Valiant	B-Application
Hearts	I-Application
:	I-Application
The	I-Application
Great	I-Application
War	I-Application
is	O
a	O
2014	O
puzzle	O
adventure	O
game	O
developed	O
by	O
Ubisoft	O
Montpellier	O
and	O
published	O
by	O
Ubisoft	O
.	O
</s>
<s>
The	O
game	O
was	O
released	O
for	O
Microsoft	B-Application
Windows	I-Application
,	O
PlayStation	B-Operating_System
3	I-Operating_System
,	O
PlayStation	B-Operating_System
4	I-Operating_System
,	O
Xbox	B-Operating_System
360	I-Operating_System
and	O
Xbox	B-Device
One	I-Device
in	O
June	O
2014	O
.	O
</s>
<s>
As	O
the	O
team	O
had	O
no	O
experience	O
working	O
on	O
a	O
puzzle	O
game	O
,	O
they	O
took	O
inspiration	O
from	O
old	O
LucasArts	O
adventure	O
games	O
as	O
well	O
as	O
titles	O
like	O
The	B-Application
Cave	I-Application
.	O
</s>
<s>
Valiant	O
Hearts	O
utilizes	O
UbiArt	O
Framework	O
which	O
was	O
previously	O
used	O
in	O
Rayman	B-Device
Legends	I-Device
.	O
</s>
<s>
Ubisoft	O
later	O
released	O
the	O
game	O
on	O
additional	O
platforms	O
including	O
iOS	B-Application
,	O
Android	B-Application
,	O
Nintendo	B-Application
Switch	I-Application
,	O
and	O
Google	B-Application
Stadia	I-Application
.	O
</s>
<s>
A	O
direct	O
sequel	O
,	O
Valiant	B-Application
Hearts	I-Application
:	I-Application
Coming	I-Application
Home	I-Application
,	O
was	O
released	O
in	O
31	O
January	O
2023	O
on	O
Netflix	O
.	O
</s>
<s>
His	O
captor	O
is	O
Baron	O
Von	O
Dorf	O
,	O
who	O
uses	O
many	O
advanced	O
weapons	O
like	O
chlorine	O
gas	O
and	O
zeppelins	B-Application
to	O
defeat	O
his	O
foes	O
.	O
</s>
<s>
The	O
three	O
chase	O
Von	O
Dorf	O
's	O
zeppelin	B-Application
from	O
Ypres	O
to	O
Reims	O
.	O
</s>
<s>
Karl	O
survives	O
the	O
crash	O
and	O
is	O
captured	O
and	O
taken	O
as	O
a	O
prisoner	B-Application
of	I-Application
war	I-Application
.	O
</s>
<s>
For	O
his	O
repeated	O
failures	O
,	O
Von	O
Dorf	O
is	O
demoted	O
and	O
sent	O
away	O
from	O
the	O
front	B-Application
lines	I-Application
,	O
a	O
fate	O
worse	O
than	O
death	O
for	O
the	O
status-obsessed	O
man	O
.	O
</s>
<s>
Meanwhile	O
,	O
in	O
a	O
French	O
prisoner	B-Application
of	I-Application
war	I-Application
camp	O
,	O
Karl	O
learns	O
his	O
son	O
is	O
ill	O
.	O
</s>
<s>
Back	O
on	O
the	O
front	B-Application
lines	I-Application
,	O
Emile	O
is	O
forced	O
into	O
the	O
bloody	O
and	O
suicidal	O
Nivelle	O
offensive	O
.	O
</s>
<s>
Ernst	O
manages	O
to	O
escape	O
but	O
is	O
captured	O
by	O
the	O
British	O
as	O
a	O
prisoner	B-Application
of	I-Application
war	I-Application
.	O
</s>
<s>
Artist	O
Paul	O
Tumelaire	O
began	O
working	O
on	O
Valiant	B-Application
Hearts	I-Application
:	I-Application
The	I-Application
Great	I-Application
War	I-Application
as	O
a	O
solo	O
project	O
in	O
2011	O
.	O
</s>
<s>
This	O
enabled	O
the	O
team	O
to	O
create	O
an	O
emotional	O
story	O
with	O
better	O
pacing	O
and	O
ensure	O
that	O
each	O
story	O
beat	O
ends	O
with	O
a	O
cliffhanger	B-Application
.	O
</s>
<s>
They	O
were	O
also	O
inspired	O
by	O
titles	O
including	O
The	B-Application
Cave	I-Application
,	O
Machinarium	B-Application
,	O
and	O
Limbo	B-Application
.	O
</s>
<s>
The	O
game	O
is	O
powered	O
by	O
Ubisoft	O
's	O
UbiArt	O
Framework	O
game	O
engine	O
,	O
which	O
was	O
used	O
previously	O
in	O
smaller	O
Ubisoft	O
titles	O
including	O
Child	B-Application
of	I-Application
Light	I-Application
and	O
Montpellier	O
's	O
own	O
Rayman	B-Device
Legends	I-Device
.	O
</s>
<s>
The	O
game	O
was	O
released	O
for	O
Microsoft	B-Application
Windows	I-Application
,	O
PlayStation	B-Operating_System
3	I-Operating_System
,	O
PlayStation	B-Operating_System
4	I-Operating_System
,	O
Xbox	B-Operating_System
360	I-Operating_System
and	O
Xbox	B-Device
One	I-Device
via	O
digital	O
download	O
on	O
25	O
June	O
2014	O
.	O
</s>
<s>
An	O
iOS	B-Application
version	O
of	O
the	O
game	O
was	O
released	O
on	O
4	O
September	O
2014	O
.	O
</s>
<s>
The	O
game	O
was	O
released	O
for	O
the	O
Nintendo	B-Application
Switch	I-Application
on	O
8	O
November	O
2018	O
,	O
and	O
for	O
Google	B-Application
Stadia	I-Application
on	O
14	O
July	O
2022	O
.	O
</s>
<s>
The	O
game	O
received	O
generally	O
positive	O
reviews	O
from	O
critics	O
upon	O
release	O
according	O
to	O
review	B-Application
aggregator	I-Application
Metacritic	O
.	O
</s>
