v5.8:

May or may not fixed kills being able to fire the on-kill script multiple times.

Translation v1.2:

Added Russian translations provided by berry.

v5.7:

It is no longer possible for the Boss to become an elite.

Increased number of names particle systems can use to increase tolerance to how many particles can be spawned within a period of time.

Added a second particle system function for more important particles to spawn, such as the Boss's summoning circles.

Attempt to fix the bug where spectators' HUDs do not update.

v5.6:

Added objectives for eliminating all Queens (comes with a progress tracker), carrying the Boss Key, and defeating the Boss.

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Translation v1.1:

Added translations for the newly-added objectives.

v5.5:

Reverted the addition of custom sounds as they turned out to be unable to be packed into challenge addons.

v5.4:

Items from this challenge can no longer drop if all marines are very far away from the drop location.

Mending Elites now heals at least 100 hp per second instead of 10.

Added custom item drop sounds.

v5.3:

Fixed items that are locked in place vibrating erratically.

v5.2:

Every stack of Common Damage Amplifier now increases damage by 75% instead of 40%.

v5.1:

Item drops from this challenge will now be locked in place at where they are dropped.

v5.0:

This update comes with an attempt that should theoretically fix the overflow issue for good, allowing the players to keep looping within a run for MUCH longer before potentially crashing to something else instead (or never, as currently there are no other apparent possible causes of crash).

Carnage level now stays at 1 on boss stages.

Boss summons now have halved health.