Good ARF's
H-9 Edge 540 or a G.P. Giles would be a good choice, I've had both, one with a Moki 210 and the other with a Saito 180.
My next one will be a D.P. Ultimate Bipe but unsure of the engine I'll use, maybe a YS 120.
The entire tail on the Giles is "airfoiled".