First you put a bucket of water in a space of 3 blocks of lava. the space for the portal has to be 4x5 with obsidian, then activate it by putting flint and steel in the opening.
p.s. the obsidian has to be mined with a diamond pickaxe.
search portal gun DIY indymogul on YouTube to get a step by step on how to create your very own ASHPD (Aperture Science Handheld Portal Device)
Note* it doesn't shoot portals :(
You can't
search Portal gun DIY indymogul on you tube for instructions on how to MAKE your own portal gun
Well, unfortunately it is impossible to make a portal gun without the mod. Sorry.
No
They don't make it(yet).
In the game Portal, yes.In real life... there could be something called a portal gun. But there's no known way of making something that works even approximately like the gun in Portal.
you can play mario bros with portal gun online
No
The only gun there is on portal 2 is the portal gun which creates the portals. You shoot a portal on white surface, and shoot another portal on a white surface, and you can move yourself and objects through these portals.
no
No
yes
You have to build a structure with obsidian and set the inside on fire with flint and steel. The structure cannot be made in your crafting table. You put obsidian in an upright 4x4 design, with the middle empty. Or if you have the portal gun mod first craft the portal gun then right click to fire portal and press g to switch between portals