It will be ordered by popularity in master games. I'll start with 3 plies.
* = unofficial name
Names of Open Sicilian 1. e4 c5 2. Nf3 openings in 4 plies:
Wing Gambit:
Thanks for the compilation.
qh5 could be called
sicilian: wayward queen attack
Noce
The pleasure is mine!
add * to 2.Qh5
Done.
d3....
kia variation*
qe2...
i think someone had a system against sicilian with e4 qe2 d3 h3 g4 bg2 or smth
or with 2...e6 it transposes to the chigorin french (2.qe2)
Hmm... I don't know... maybe someone else could give his/her opinion.
I've added names of Open Sicilian 1. e4 c5 2. Nf3 openings in 4 plies.
hyper accelerated dragon
I play the mengarini this is a legit line in it
U mean this line
It will be ordered by popularity in master games.
I'll start with 3 plies. 
* = unofficial name
Names of Open Sicilian 1. e4 c5 2. Nf3 openings in 4 plies: