The Noctuary (D&D 3.5e, Level 20+ Adventure)

[Yas392]

Free actions to switch range as stated above.

And the whip and feats that increases your reach.

The whip can attack anywhere within 15 ft.

Feats like Inhuman Reach and Deformity (Tall) allow you to reach 5 ft further without penalizing your weapon e.g a hole/safety zone between range.