Error. Cost is 16. Thus, you actually wind up at 18/12/12/10/13/15 (28)
Dragonborn equivalent: 12->18(14), 10->12(2), 10->12(2), 8->8 (0), 10->13(3), 12->15 (5), total 26. Hey, I can have the 16 Cha.
Well, part of that is that you're doing the math wrong. The way it actually works is that a...