fix some weird collision in guard boss room that block boss and player's movement
adjust guard boss's movement,his turn should be more smooth now

fix zm heal fire/electro (broken for no reason?
some boss's physbox health adjust

resize the epick kill trigger box
make earth item's button bigger like other items

fix solo event

roll back

fix heal?

fix a missing item spawn spot
fix skybox particle turn black when blind
fix zm heal's electro/fire
change back belias's env_explosion cuz valve fix this shlt

fix the zm ladder at final part for easier to climb

fix airwall under laser part

fix red laser textures
fix final tp that may stuck human into pillar at stage extreme