Bryce Towsley had a recent article about Premium Bullets that included the Ultra Core Lokt. Made sense to Me. For the common Whitetail, The deadeliest mushroom in the woods has always worked. To go on a high priced Hunt, I would use the best available. The last time I did this, it was with Nosler Partition, but I'll bet that the Core Lokt / Win. Silver Tip/ Speer Hot Core/ Hornady Interlock and The Sierra Game King would of produced the same Dead Trophy Stag. Must of been My Shootin'