Found a handy resource here for some of the combos, for speed running purposes I could see a few of these becoming the bread and butter "go to " moves so to speak

Ignatius 
http://nightmarecreatures.net/nc/overview/fighting/combos/ignatius.htm 

Nadia 
http://nightmarecreatures.net/nc/overview/fighting/combos/nadia.htm

PSX Combos

Nightmare Creatures

Chelsea

Spitalfield

Westminster II

PlayStation 2

PlayStation

Archy

USA / NTSC

Ignatius

Nadia

Easy

Hard

Any%

Glitchless

Monster

Character

Difficulty

Glitches

Nintendo 64

Blindfolded Speedrunning!

Why only runs on PSX?

Speedrunning As The Monsters!

Leaderboard Updates

Levels.

N64 Emulator? Also, possible fastest version?

SephJul

Kefka14

Mr_Lesr

Pat_Speedruns

Varldin

GreenHornGT

Meerkov

MildGothDaddy