Repeated Sectoid screams from one kill

[mercy]

Load this savegame. Look at north, a sectoid is standing at the edge of the darkness. Shoot the sectoid with the grenade launcher.

Pass a couple of turns and hear too many death screams. Any idea why is this happening?

MODS used:

  - MindMissile
  - Thunder
  - Armor
  - MoriartyArmor
  - CustomGrenades
  - Sentinel
  - SniperRifle_custom
  - CombatKnife
  - GrenadeLauncher
  - AlienInventory
  - Magnum
  - SMG
  - SSRL
  - Taser
  - LMG
  - RailGun
  - FireStormGfx
  - LukesextraUFOs
  - HWP
  - EMace