1 in OT killer is a must.
Clutch - Meh
Clock Manager can be good if you are going to be in a competitive league
HOC - With a QB you should have plenty of confidence to start. I think HOC is more for RBs and WRs (who never use it).
I got a drunk stoner gift from GLB. I forgot to make my QB on time for a team and ended up building mid-season. So when the ages were reset I ended up being 3 days younger than the league im in so i took Clever Instinct =)