Guides Editor Ollie is known round these parts for having just about the deepest voice in existence.
As moderators of the subreddit, we can't guarantee any transactions that happen on the sub and with the difficulties that can come from enforcement of this, we are disallowing any discussion of buying, selling, trading, or begging for copies of the game or items in the game.
Once you reach the Moonlight Altar, head to the Cathedral of Manus Celes to obtain the Greatsword.
However, those wishing to start off the game as strong as possible can aim to acquire a few powerful weapons that become available early on, assuming players know where to look.