Halo 3 Lee R wilson Memorial achievement?

[Hells Ninja]

Please give me some tips to getting it the achievement.
Thank you all for your Help.
Im a Lieutenant Grade 2. My gamertag is InfernalSASUKE. So send me a friend request.

 

[!nf!n!t3 Ch@0$]

plasma gernade only...that's what i did hey you might get some lucky sticks but the xbox doesn't go for looks, 5 sticks = 1 achivement

 

[Lunar]

what he said

 

[Leo F]

all you need is enough plasma grenades, a bubble shield, and a good place to hide when being shoot you could even ask the layers on lone wolves to help you some might help others probally won't