Fate/EXTELLA LINK EU v2 Steam Altergift

Above the ruined earth lies the realm of SE.RA.PH, a virtual world inside a lunar supercomputer. In this last refuge for humanity, powerful Servants — sentient, digital recreations of famous figures from Earth's lore and history — battle rogue programs (and each other) to establish dominance and enforce their kind of peace. But peace may never come again, now that a new threat has arrived to wage apocalyptic war. Standing against the destruction is the hero Charlemagne, a dashing young knight
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