The following applies to Story mode only, health and damage in Arcade scales completely differently.
Headshot damage in TS2 deals 4.0 damage. Reaper Splitters have 4.5/9/13.5 HP. Scourge have 3/7/10. So using the 100% of life as the measurement is inaccurate. Not to mention shotguns per pellet deal 2.0 headshot damage (diminishes at longer distance) which is roughly half the damage.
Regular enemies have somewhere between 1.0 and 3.8 hitpoints usually, so headshots can overkill.
Stone Golems and Wood Golems are actually completely different characters than what you can select (they have a white portrait, but inherit their aztec story attributes). Same with sentry bot (which has a unique death animation) and more health.
Laser guns also deal 10.…Read more >