User blog comment:Crimson Storm Mich/Future Units Preview v2/@comment-27498603-20160922033354/@comment-26828616-20160924134216

It's not so much a change in history. The 7 star is what really happened while the omni is what would if happened if things turned out differently but the events in omni unit lore never actually occur. They never happen all thus no new alternate reality is created. Plus the notion that changing the past causes a new reality is just theory. There are multiple theories as to what might happen if you change the past