Commerce Mixed Games - what do the letters stand for?

[Ryno]

B.O.T.R.

E.H.O.T.S.

I think those were the ones I saw. Meant to ask the brush on the way out but he was busy and I had to go.

[edtost]

b - badoogi (?)
o - omaha
t - triple draw
r - razz
e - stud/8
h - holdem
s - stud