There are too many to think of but what made me think of making this thread was Peggle. That game has it's epic moments.
What are yours?

plasma burst. freakin epic

Wow.
I googled it and it is awesome.
Keep them coming.

all in www.newgrounds.com
the classroom 1
the classroom 2
the classroom 3

Portal the flash version

impossible quiz 1
impossible quiz 2

aliens from planet dave (fail adventure but awesome)



Flash movies:
Metal gear awesome
Metal gear awesome 2

my dad'n me is cool.


P.S. nice going jan_miguel with veb on big foot.

onslaught

Bloons tower defense 4.


Best tower defense game ever.


ever.

i like tower defense games
at first i thought it was awful
but when i played it
it was awesome

have you guys played pico's school before?
in www.newgrounds.com
:3

Bubble

Tanks

Tower

Defense.

You just got one-upped.

^ That.