There's not much left to do now.
Make offerings to all the Springs, in preparation for the dangerous battle ahead of me[COMPLETE]Reclaim all my memories so I will have a full understanding of the stakes[All except memory #8, in Hyrule Castle Cloisters]Reforge all of the Champion weapons that I have used until they break, so that when we defeat Ganon, it shall be together[COMPLETE]- Prepare adequate supplies in the form of: 10 each Hearty (+5), Mighty (+3), and Tough (+3) foods or elixirs, 5 Enduring foods/elixirs, 90 Arrows, and 30 of each elemental arrow including Ancient Arrows, so I will not be stopped for want of resources.
Obtain at least one item with Guardian Protection, so I can withstand the force of their eye beams. [COMPLETE]Upgrade at least one piece of armor to Tier 4, so I can withstand everything else.[COMPLETE]