<s>
Tetris	B-Application
Splash	I-Application
is	O
a	O
puzzle	O
video	O
game	O
,	O
part	O
of	O
the	O
Tetris	B-Device
games	O
,	O
was	O
published	O
by	O
Microsoft	O
Game	O
Studios	O
for	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
via	O
Xbox	B-Device
Live	I-Device
Arcade	I-Device
.	O
</s>
<s>
It	O
is	O
the	O
first	O
game	O
produced	O
by	O
Tetris	B-Device
Online	O
,	O
Inc	O
.	O
</s>
<s>
The	O
game	O
gets	O
its	O
name	O
from	O
the	O
aquarium	B-Application
background	O
and	O
water-themed	O
music	O
.	O
</s>
<s>
Tetris	B-Application
Splash	I-Application
was	O
released	O
on	O
the	O
Xbox	B-Device
Live	I-Device
Arcade	I-Device
on	O
October	O
3	O
,	O
2007	O
.	O
</s>
<s>
The	O
game	O
is	O
typical	O
Tetris	B-Device
gameplay	O
,	O
with	O
support	O
for	O
up	O
to	O
six	O
players	O
in	O
online	O
multiplayer	O
,	O
and	O
up	O
to	O
four	O
players	O
in	O
same-machine	O
multiplayer	O
.	O
</s>
<s>
Marathon	O
:	O
Similar	O
to	O
Classic	O
Tetris	B-Device
game	O
play	O
.	O
</s>
<s>
Online	O
ranked	O
:	O
Six	O
player	O
free-for-all	O
,	O
playing	O
for	O
TrueSkill	B-Device
ranking	O
.	O
</s>
<s>
The	O
game	O
also	O
includes	O
an	O
aquarium	B-Application
screensaver	B-General_Concept
,	O
which	O
the	O
user	O
can	O
personalize	O
.	O
</s>
<s>
The	O
game	O
received	O
"	O
mixed	O
"	O
reviews	O
according	O
to	O
the	O
review	B-Application
aggregation	I-Application
website	O
Metacritic	O
.	O
</s>
