Links

"Active"

Furaffinity: http://www.furaffinity.net/user/rengrimm/

Hentai-Foundry: http://www.hentai-foundry.com/user/Rengrimm/profile

Inkbunny: http://inkbunny.net/Rengrimm

Tumblr: http://rengrimm.tumblr.com/

Weasyl: http://www.weasyl.com/~rengrimm

Old/Defunct

Deviantart: http://kilikaz.deviantart.com/

Tumblr: http://kilikaz.tumblr.com/

Furaffinity #1: http://www.furaffinity.net/user/futaku/

Furaffinity #2: http://www.furaffinity.net/user/kilikaz

10/18/2015: Rengrimm seems to have disappeared after last talking about trying to improve. He hasn't updated any profile since the early half of 2014.