A mek with a kustom force field generator cant hurt on top of that
allows 5+ cover saves on all those boys. Might not be as needed in 5th, with he 4+ cover saves but i am better it will still be popular.
snikrot and a decent sized mob of kommandos are also a definite must take.
Dark Angels 1750 win/loss Record
Win - 23 (Belial helped wreck Ryan's puny Eldar)
Loss - 13 (Brice's Necrons wiped me)
Draw - 2 (The 13th hold out in alpha take and hold)