- Version 3.3.4
- Change: Simplified the effect animation of iron curtain ring (undocumented).
- Version 3.3.2
- Change: Deploys 33% slower.
- Nerf: Vehicles which are leaving Iron Guard's effect area will lose their Iron Curtain almost instantly now.
- Version 3.3.1
- Nerf: Hit points decreased from 900 to 750.
- Version 3.3.0 Added.
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