Probably not all found yet, but the RIG has some useful stuff, so i'll post again if there's more in it.
Midnight Violextin (rest, stand) behind only, Hard Shell Pack only; title pose behind only on Humanoids and Dander/Coffin/Jack
Prancing Succubus (Wings) behind only, right one only
Ravioli Thief (Life Wire) front only, not at all on HSP
Strike of the Giants and (flames) partial front full back; (invasion) behind only; All 3 both sides on HSP and D/C/J
The Gourmet (kitchen) behind only on Emgnol/Wisp/Humanoid, otherwise good on all
Ordinary Elevator behind only, both sides HSP and D/C/J (Tree Creep) behind only on E/W/H (Kraken) partial both sides all (The Twins, Skin Beast) front only, Humanoids only (Giant Bat, Babydoll, Hell Lord) both sides, Humanoids only
Some items available from today's RIG, tomorrow i guess will bring more items from the stages to come? Anyway, not much so far:
Caroling Medic title pose partial front only, only on Hard Shell Pack and Dander/Coffin/Jack
Sinister Souru (Bonfire) behind only, not at all on Emgnol, Humanoids, and HSP.
War Game and (desert) just the haze shows from the front, and (aftermath) behind only.
Astra-112: Mournful Breeze works like the rest of the Astras.