v2.3:

Support Drones can now only buff 5 aliens at once instead of 10.

Support Drones now prioritizes aliens they have direct line of sight on when seeking new patients to buff.

Fixed Support Drones' healing being absolutely useless (healing isn't supposed to be their main job, but it also isn't supposed to be non-existent).

Support Drones can no longer buff Parasites and Xenomites.

Adjusted the script that handles the visual beam Support Drones have on their patients as an attempt to fix the bug where the beams would sometimes not show.

Decreased Uber Support Drone health bonus.

Increased Uber Support Drone model size.

Fixed Giant Boomers' explosive melee attack dealing inconsistent damage against all victims within the explosive radius, specifically the center of the explosion.

Giant Boomers' explosive melee attack now deals significant extra damage against other aliens.

Adjusted spawn rules.

v2.2:

Disabled the Grenade Launcher arc upward bend over railings.

v2.1:

Fixed Buzzers missing their health bars.

v2.0:

Enabled health bars.

v1.11:

Reduced the global damage resistance granted by Support Drones' buff from 66% to 50%.

v1.10:

Support Drones now attempt to keep a slightly shorter distance from marines.

Removed a certain useless convar for Threat 3.

v1.9:

Slightly reduced Support Drones' buff range, not enough to impact their role, but enough to decrease the frequency Support Drones are buffing aliens from too far off-screen.

Reduced Support Drones' 50% explosive damage resistance to 30%.

Fixed a bug where aliens buffed by Support Drones through walls via the shortened range do not lose their buffs until they are fully out of the much larger full range.

Minor optimization changes.

v1.8:

Reduced Support Drones' maximum health from 500% to 300%.

Added a 50% explosive damage resistance to Support Drones.

Changed the visual effect of Support Drones' beams on buffed patients.

Adjusted how the velocity Grappler Rangers lasso their targets with is calculated.

Adjusted Threat 3 spawn rules, including removing queen prespawns entirely.

v1.7:

Overhauled Support Drone AI, allowing them to now be a lot more active in combat: They will now engage with the marines by keeping up with the other aliens with the same speed as the rest of the drones. Furthermore, they will now attempt to flee when without support from other drones.

Fixed the bug where Support Drones can buff nearby aliens for around one more second after death.

Fixed the bug that causes Support Drones' buff to also resist against self-damage, causing certain enemies' AI to break.

v1.6:

Minor adjustments to the door pre-welding algorithm.

Minor adjustments to the spawn rules.