[storm cast new player]

hi

i'm new with aos. My friend play and i saw a game, buyed some some stuff and here i am.

i have:

1 x lord arcanum on gryph charger

1 x lord incantor

1 x celestant prime

15 x sequitor

9x castigator

5 x evocator on foot

2 x balista.

my question are

1) my lord arcanum best ride : 

     gryph, or dracoline, or tauralon (nice)??

2) want a big lord celestant on stardrake. did he worth it or lord arcanum on tauralon?

3) evocator on foot or on dracoline(look nice) ?

4) play my castigator or judicator ?

 

thxxx for help