Download Pacific_Theater_Solo_Challenge version 4.3 by Zim Xero Updated single-player variant of the WW2 Pacific conflict using a modded map created by Triple_Elk, iron__cross, and ComradeKev. This map features AI interactivity, diverging timelines, a unique technology system, nontraditional unit statistics, resources, a 'quick to learn-hard to master' play style, and built-in difficulty selection. Designed for challenging human play as Japan versus the AI. SUBMARINE WARFARE Japanese placement, movement, and attacks are limited to three submarines per sea zone.