18.1 Realism Options
18.1.1 Fog of War
18.1.2 Advanced Weather Effects
18.1.3 Allied Damage Control Advantage
18.1.4 Player Defined Upgrades
18.1.5 Historical First Turn
18.1.6 December 7th Surprise Rule
18.1.7 Reliable USN Torpedoes
18.1.8 Realistic R&D
18.1.9 No Unit Withdrawals
18.1.10 Reinforcement Variability for Allied and Axis units
18.2 Emergency Rescue of Survivors
18.3 Starting Factory Damage
18.3.1 China