Yup basicly, and sorry for my grammar my english is not that great.
I do not know if this has ben discovered before but, while messing around in forge i found and interesting property of the smalest one way door....
Dude this like exactly the same as a teleporter cannon i made on sandtrap a loong time ago. except mine didnt have lights it only made weird...
i have have the same problem. when i heard that bungie was releasing new Achievements i huuried to get the last two and get the katana and i made...