The second link is to the mod tool referenced in the first link. com/mods/s-t-a-l-k-e-r-shadow-of-chernobyl-mod/atlas-spawn-menu-mod-1-1. for basic, 3,5% for advanced and 1,5% for expert) to find a tool kit. Call of Chernobyl is a free-play sandbox mod for S.T.A.L.K.E.R. Discuss the topic 'Tool Quests' in the General Discussion Call of Chernobyl Discussion. S.T.A.L.K.E.R.: Shadow of Chernobyl guide at StrategyWiki.