You have to set a Trip Mine to keep spawning.Then you keep throwing Trip Mines in a pile till they explode.This will overload the map and the Guardians will not shoot you.
That is dabatable, however most people would say the DLC map Sandbox, especially if you manage to stop the guardians from killing players.
in sandbox mode
Forge.
downloaded it from the downloaded contentit may be free by now.....
Buy it using Microsoft points
Halo 5: Guardians was released October 27, 2015.
In order to permanently disable them, you have to glitch outside of the map in the sky bubble, fly up to each of the towers in turn and place a wall or other object blocking the cannons. Alternatively, download a map with it done for you here: http://www.bungie.net/Online/Halo3UserContentDetails.aspx?h3fileid=70824577 You will need a Bungie.net account with a linked gamer tag to download it, other wise you will have to do it yourself with a tutorial from youtube
Yes, it does.
assembly orbital and sandbox are apart of the mythic map pack so on April ninth download and find them*Spoiler Alert*Assembly-Orbital-Sandbox Skulls-http://www.youtube.com/watch?v=tYZhcJUzh98as for longshore, citadel, and heretic, you will have to wait for Halo: ODST. Sorry.
they make the boarders for maps if you pass them they kill you
Either buy the mythic map pack (worth 800 ms points) or get the multiplayer disc that comes with Halo 3: ODST.
For Halo 2 on PC there in lots of custom maps such as Vertigo 3, New Mombasa, and Halo sandbox beta 3.