Posted this two times, thought it told me I got rejected the first time, I tried another name, unfortunately it posted two times, sorry. 
Post on this one then.
All of them.
They all serve a different Purpose to Defense, whether is be AoE, Ranged, Melee, Knockback, Holds, etcetc.
Get them all.
Understood. *puts thumb up* 
Was me being stupid. Edited to now say, yeah, take 'em all
Hmm started a Spines/SR Stalker, just wondering, what are the SR must-haves?