It's "safe" to take levels 24 and 25 now, I know what I want for my other toon's last feats but my 18/1/1 has me stumped.

What to take? Currently have (in no particular order) . . .

Feats:

1 Dodge
3 Mobility
6 Spring Attack
9 Khopesh
12 IC:Slash
15 Maximize
18 OTWF
21 Quicken
24 ?

Human Toughness
Monk Power Attack (Monk)

What to take?