Alright, so both codes work. But I still get hit and I miss a lot with the spears. I read somewhere that you can slow down Irukul. But none of these commands work.
host_timescales 0.1
player_monster_damage_base_constant 60000
plr_move_speed_normal 1000
monster_player_damage_base_constant -80
ai_reaction_delay_idle 0
ai_reaction_delay_alert 0