I've linked to past reviews or more info.
1. NARS Pro-Prime Light Optimizing Primer
2. Laura Mercier Foundation Primer Protect
3. Hourglass Veil Mineral Primer
4. Smashbox Photofinish Hydrating Foundation Primer
5. Clinique Superprimer Face Primer
See also: Top 10 Concealers
6. MAKE UP FOR EVER HD Microperfecting Primer
7. Benefit Cosmetics Stay Flawless 15-Hour Primer
8. Tarte Colored Clay CC Primer