I have to keep my list small due to being in medical school. Too much larger and I'm afraid that I won't have time to care for them properly since I have several other types of plants like roses and fruit trees.
Paphiopedilum
Paph. delenatti

Paph. Olivia 'TooGooDOo' x self (Paph. niveum x tonsum)

Dracula
Dracula Bella x cordobae

Phalaenopsis
Dtps. Sin-Yaun Golden Beauty
(James Hall x Tsuei You Beauty)

4 NOID Phals that started the obsession.