I enjoy:

Rakhim Chakhkiev
Manny Pacquiao
Wladimir Klitschko
Gennady Golovkin
Mikey Garcia

And many more such as Price, (Seth) Mitchell, Lebedev, Dirks, Zaveck, Fonfara, Groves, Pirog, Burns, Masternak, Bute, Povetkin, Vitali, Boytsov, Proksa, Arreola, Adamek, Kessler, etc.