zNSFW

Portal

Take a break [f]rom Portal 2, here is me naked :) (more inside)
First thing that would happen if Portal gun were real
dolan portal
Nerd ladies: what do you think of my new Portal jacket? [SFW]
Masturbation with Portals
I made a cozy lamp out of my boyfriends skylander portal
Eating out with portals.
Tron Glory Portal
About to play some Portal...all by mysel[f] :(
Enter the portal to your phobias
Chell Thinking with Portals
[SPOILER]With the portals open, maybe we'll see this guy in book 3
Thinking with portals! [f]
Anyone up [f]or a bit of science?...You'd better start thinking with Portals.
Cake Day: Now I'm Thinking With Portals!
Wheatley's Physical Inspection [Portal 2]
Chell is thinking with portals.
Good morning girls! I have a portal just [f]or you! So delicious and moist!
Now I'm thinking with Portals
Leela at the glory portal (Freako) [Futurama, 20th Century Fox]
Once that portal opens, Earth will learn how to party! Right guys?
[F]ind me the next portal to Asgard.
Legion Dalaran Portals
Dalaran New Portals
On chilly nights like we've had this week, it's nice to have a roommate that forgets
Now You Are Thinking With Portals
That's how that portal is held open
After my double mastectomy and subsequent implant surgery, the stitches popped and
GladOS rocking her new body (cutesexyrobutts) [Portal]
Now You're Thinking With Portals!
[M] Thinking With Portals (fudchan)
Thinking with portals (Hmage)
Wraith making use of her portal
Anything's possible with portals [M] (rajii)
[M] Portals is funny (art by Ozi-RZ)
Feel Good Portal
A different kind of Portal
GLaDOS pin-up [Portal]
Fucking GLaDOS [Portal]
A new Test (DevilBlueDragon) [Portal]
GLaDOS (Karosu-Maker) [Portal]
GLaDOS (Inkplasm) [Portal]
My fire crotch is a portal to hell. Wanna help me open it? ??
Thinking with Portals [CMM] (DicksNDemons)
I just beat Portal 2 for the third time. What do I win? [F]
Chun Li selectively grafted to a sex cyborg using portals. (Cyclorn110) [Street Fighter]
Magical Portals (blue-senpai) [highschool dxd]
Humanoid GladOS [Portal] (Karosu-Maker)
My fingers are entering my pleasure portal! [F]
Will someone open a portal to Ancient Greece already?
Now You're Thinking With Portals! (VulgarStarling)
Sticking through a Portal