刚查了官网，蜘蛛带火焰是加入的REBALANCE的内容，具体见官网。
Rebalancing-Patch available!
The fan project “Inside Earth Operations Rebalancing“ is finished and presents a new patch for “Earth 2160”. The 3.5 MB package bases on version 1.3.7 and provides more balance.
You will find the download here.
If you are asked for a password, just confirm the blank input field.
The most important changes are:
- Better support for Mods
- ED and UCS are able to cancel buildings in process of construction
- Integrated rebalancing v8.3
- Camouflaged units aren’t automatically uncovered by planes and buildings (only rebalancing)
- Some of the area weapons don’t damage allied units any more (only rebalancing)
- UCS-Türme lower faster (only rebalancing)
- Launch behaviour of Antirak improved (only rebalancing)