The warping is normal and totally acceptable IMO .
Why not try to repair what you can, to save time & headache.
Top 2 images are new OKOUME ply. Grey on one side , natural on the other. Sand sealed, painted.
Bottom 2 images are original zodiac floors that rotted. Sanded, sealed, and putty with SYSTEM THREE. Painted grey to match.
The work itself is only a few hours. The longest part are the curing and drying times.