<s>
Endless	B-Application
runner	I-Application
or	O
infinite	B-Application
runner	I-Application
is	O
a	O
subgenre	O
of	O
platform	O
game	O
in	O
which	O
the	O
player	O
character	O
runs	O
for	O
an	O
infinite	O
amount	O
of	O
time	O
while	O
avoiding	O
obstacles	O
.	O
</s>
<s>
The	O
genre	O
exploded	O
on	O
mobile	O
platforms	O
following	O
the	O
success	O
of	O
Temple	B-Application
Run	I-Application
,	O
with	O
Jetpack	B-Application
Joyride	I-Application
and	O
Canabalt	B-Application
being	O
other	O
popular	O
examples	O
.	O
</s>
<s>
Its	O
popularity	O
is	O
attributed	O
to	O
its	O
simple	O
gameplay	O
that	O
works	O
well	O
on	O
touchscreen	B-Device
devices	O
.	O
</s>
<s>
Endless	B-Application
runners	I-Application
can	O
be	O
side-scrolling	O
,	O
as	O
in	O
the	O
genre	O
's	O
early	O
titles	O
,	O
top-down	O
,	O
or	O
3D	O
,	O
but	O
the	O
player	O
is	O
placed	O
in	O
a	O
neverending	O
level	O
in	O
which	O
the	O
character	O
automatically	O
moves	O
forward	O
.	O
</s>
<s>
The	O
player	O
has	O
a	O
game	B-Application
over	I-Application
if	O
they	O
are	O
hindered	O
enough	O
by	O
the	O
obstacles	O
that	O
they	O
are	O
"	O
caught	O
"	O
by	O
whatever	O
is	O
chasing	O
them	O
and	O
die	O
.	O
</s>
<s>
'	O
s	O
Quest	B-Application
for	I-Application
Tires	I-Application
,	O
featured	O
similar	O
designs	O
to	O
modern	O
endless	B-Application
runner	I-Application
titles	O
.	O
</s>
<s>
The	O
endless	B-Application
runner	I-Application
as	O
a	O
subgenre	O
was	O
only	O
created	O
following	O
the	O
release	O
of	O
Canabalt	B-Application
,	O
a	O
2009	O
indie	O
game	O
developed	O
by	O
Adam	O
Saltsman	O
in	O
which	O
a	O
businessman	O
flees	O
from	O
a	O
city	O
being	O
destroyed	O
by	O
giant	O
robots	B-Algorithm
.	O
</s>
<s>
It	O
allows	O
the	O
character	O
to	O
leap	O
and	O
dodge	O
obstacles	O
when	O
the	O
screen	O
is	O
tapped	O
,	O
overcoming	O
a	O
design	O
limitation	O
caused	O
by	O
the	O
simplicity	O
of	O
smartphone	O
touchscreens	B-Device
.	O
</s>
<s>
Adult	B-Application
Swim	I-Application
Games	I-Application
soon	O
asked	O
Saltsman	O
for	O
permission	O
to	O
adapt	O
Canabalt	B-Application
's	O
design	O
into	O
their	O
own	O
title	O
,	O
and	O
released	O
Robot	B-Application
Unicorn	I-Application
Attack	I-Application
in	O
2010	O
.	O
</s>
<s>
After	O
only	O
a	O
few	O
months	O
,	O
the	O
App	B-Application
Store	I-Application
was	O
full	O
of	O
endless	B-Application
runner	I-Application
clones	O
such	O
as	O
Temple	B-Application
Run	I-Application
.	O
</s>
<s>
The	O
genre	O
was	O
built	O
upon	O
with	O
new	O
ideas	O
in	O
the	O
ensuing	O
games	O
,	O
with	O
Jetpack	B-Application
Joyride	I-Application
including	O
vehicles	O
and	O
Temple	B-Application
Run	I-Application
introducing	O
a	O
3D	O
over-the-shoulder	O
viewpoint	O
.	O
</s>
<s>
The	O
Bit.Trip	B-Application
series	O
added	O
rhythm	O
game	O
elements	O
.	O
</s>
<s>
As	O
time	O
went	O
on	O
,	O
numerous	O
large	O
franchises	O
adapted	O
their	O
gameplay	O
into	O
endless	B-Application
runner	I-Application
mobile	O
spin-offs	O
,	O
including	O
the	O
2013	O
Sonic	B-Application
Dash	I-Application
and	O
the	O
2015	O
Lara	B-Application
Croft	I-Application
:	I-Application
Relic	I-Application
Run	I-Application
.	O
</s>
