Can I get 3 people to help with Legendary?

Particularily Missions 4 to 8 I beat the first three fairly easily, but I keep getting overwhelmed on these other ones.

GT: KINGOFDASLIPPYS

any assistance would be greatly appreciated, I really want the Mark VI armor.

Add me
Gt - hangingbaskets

still looking for more help? add me.

GT: Spartanlite55