I annotated this worldpainter map. It's just a concept, and unfinished except for the swamp in the bottom right and the mountains. Input is valuable.
So far people on the server have suggested
>Second landmass in the south west>Western island could be a volcano with a series of small islands nearby>Small islands in the east>Savanna could go between desert and forest>Floating islands somewhereWhat remains is deciding where a birch, dark oak, mesa, savanna and jungle biome will go.
>>10705000Northern ocean could be frozen over with a Cirno wing zone somewhere in them as islands maybe.