Another vote for Slick Tricks. Complaints are very rare and usually turn out to be a tuning issue.
Effective on deer and turkeys too. For the birds it helps to use a grappler to slow the penetration.
Bear, I have no idea, but don't see any issues, the blades are strong.
As for shafts, no big difference in the major brands.
If you are not willing to learn, nobody can help you, if you are willing, nobody can stop you.
A bowhunter with a passion for shooting firearms.