That site would be helpful if that was the way hedgehog genetics actually work. Hedgies are much more complex, though, and the way they show the genotypes working aren't accurate at all. It's pretty much useless.
Merlin- could use a good pic of his face, to see the mask and visor quills. W/o that pic I'd guess he's a WB Chocolate.
Bear- my guess is Algerian Grey Snowflake. He is adorable!