TBL_MONSTER:
[FLD_ID] - is the ID of the Monster
[FLD_NAME] - is the name of the monster
[FLD_RACE] - is the skin that is used for the mob (monx.wil)
[FLD_RACEIMG]/[FLD_IMGINDEX] - This it's the AI of the mob
[FLD_LV] - This is it's level
[FLD_UNDEAD] - This allows u to tame it or not (0 is tamable)
[FLD_COOLEYE] - This is how much it can see through hidden (100 is max)
[FLD_EXP] - This is how much exp the mob gives
[FLD_HP]/[FLD_MP]/[FLD_AC]/[FLD_MAC]/[FLD_DC]/[FLD_DCMAX]/[FLD_MC]/[FLD_SC]
[FLD_AGILITY]/[FLD_ACCURATE] - This are his values
[FLD_WALK_SPD] - Is the speed the mob can move
[FLD_WALKSTEP] - This is how many steps he move at one time
[FLD_WALKWAIT] - This is how much time it waits from a step to another (msecs)
[FLD_ATTACK_SPD] - Attack speed
[FLD_SHOWREV] - This says if u want it to rev when u start hitting it
[FLD_AGGRO]/[FLD_HALLUCINATION]/[FLD_ANTIPUSH][FLD_TAME]/[FLD_BGTELE] - Not sure
copied from
Getting Started - Basic Guide