Halo 3 achivements

[Baz]

Does anyone want too do the vidmaster annual achievment with me?
i'lle need 3 people soo if ur in add me IPezza

or just message back here, or send me a message :)

[Maczorx]

If the annual achievement is the one in campaign I'll join also, I can bring another person in too.

[Jam]

Its complete the final level on Ghosts with the iron skull turned on with 4 people.

[dogboy123]

I did that once, and my friend didnt get the achievment,

Btw, the ghosts are under the stairs when you come out of killing the orbital. And you cant get out of it or it doesnt count :)

[Jam]

You kill Guilty Spark not a Mythic DLC Map.