This is a SPOILER-FILLED recommendation!
With so many figures that have been announced, it may not be possible to pre-order or purchase all of them at once. Below is a recommendation on which figure to consider to buy first according to its importance in the plot.
If you have not seen the movie, bookmark this page and come back later.
1. REY (JEDI TRAINING)
Importance to the Plot : 10 / 10
Screen Time : 70% of TLJ runtime
Remarks : Hot Toys would most likely produce another version (battle damaged, maybe) with exclusive broken lightsaber.
2. LUKE SKYWALKER (DELUXE VERSION) or LUKE SKYWALKER
Importance to the Plot : 10 / 10
Screen Time : 70% of TLJ runtime
Remarks : Hot Toys would most likely produce another version (end battle, younger version)
3. KYLO REN
Importance to the Plot : 10 / 10
Screen Time : 70% of TLJ runtime
Remarks : The real villain of this movie, so is a must get
4. GENERAL LEAI ORGANA
Importance to the Plot : 6 / 10
Screen Time : 40% of TLJ runtime
Remarks : A great figure to commemorate a beloved character
5. PRAETORIAN GUARD (HEAVY BLADE) or PRAETORIAN GUARD (DOUBLE BLADE)
Importance to the Plot : 4 / 10
Screen Time : 5% of TLJ runtime
Remarks : Great for reenactment of the fight scene even if the runtime is short
6. BB-8
Importance to the Plot : 4 / 10
Screen Time : 20% of TLJ runtime
7. BB-9E
Importance to the Plot : 1 / 10
Screen Time : 1% of TLJ runtime
Remarks : No additional function of this droid except cool paint job
8. EXECUTIONER TROOPER
Importance to the Plot : 1 / 10
Screen Time : 1% of TLJ runtime
Remarks : A good trooper variant but not an important one