Absolutely nothing of importance besides changing RAR download to ZIP.
- Download now hosted on TF2Maps.
- Beta Release
- Entire level given artpass
- Engineers given more hints
- Map thinks its still A4
A4:
- Fixed Cubemaps not being packed into the level
- Added promo material to show off the mission lists
A4:
- Showcase and Slightly Harder now have 6 waves each (Normal and Intermediate or Advanced).
- New sightings of robots. Watch out for the Giant Bloodsucker Scout, Giant Iron Demoman, Tribalman, and Giant Rapid Fire Sniper!
- Added clipping to Tank entrances to stop robots from entering them
-Tanks now have 9,000 or 10k health depending on the route they take to lower their effectiveness
- Tire ammo room smoothed a bit
- First house now has full ammo and health instead of one medium health kit
- Engineers can now build teleporters and build in more spots now
- Holograms and projectors have been rebuilt
- Detailing added
- Container no longer can be built on top of
- Snipers given a few more hints to snipe from
- Death pit sign moved to lower floor
- Factory exterior geometry altered
- Another nav avoid added to the Tank hallway to help bots stay on intended path
- Hatch is now the complex Valve template from mvm Example.
Addendum for SEA2
- Fixed malformed no build entity causing Sourcemod servers to crash (much thanks, Fillmore)
- Re added Map Spawn text

This should be the last sequential update for damage control.
Intermediate and Normal mode added (3 waves each)
A3_SEA:
- Fixed out of bounds access in ruins
- Added more Sniper / Engineer hints
- Forest ammo changed from small to full
- Courtyard ammo changed from full to small
- Couple overlays added around the level, major geometry unchanged to preserve nav mesh and test current gameplay
- "bombpath_vista_prefer3" added for flankers at final area
- Reduced texture memory
- Sniper prefer route added in factory windows
- Displacements fixed
- Blockbullets added intersecting the forest
- Ambience added in tore roof
- Upgrade signs are nonsolid now
- Tank Route clipping removed as players can't normally enter the vicinity
- Long route navigation by the vent edited slightly