Secret of Mana

[Barack Obama]

https://www.spriters-resource.com/snes/s...et/132719/ Forest of Seasons (Spring & Autumn, Water Map)
https://www.spriters-resource.com/snes/s...et/132720/ Forest of Seasons (Summer, Water Map)
https://www.spriters-resource.com/snes/s...et/132721/ Forest of Seasons (Winter, Water Map)
https://www.spriters-resource.com/snes/s...et/132722/ Great Forest 2 (Water & Grass Map)
https://www.spriters-resource.com/snes/s...et/132723/ Great Forest 3 (Water & Grass Map)

The corresponding maps without water and grass are very glitchy within Somedit, so this time it's only about water/grass maps. Ripping per screenshots is currently impossible:

Looking good...
https://i.imgur.com/Pl9keGr.png

...but not when you change the palette.
https://i.imgur.com/lrlKrwL.png

Artefacts everywhere, no idea why this happens. I will try some more things and hope for the best.