-The climbing Pokèmon is a new evolution of Sneasel that is Dark/Fighting. It's the normal evolution of Sneasel and instead of having very sharp claws it has a big one. Instead of living in a group it lives alone, climbing the mountains. It's said that it leaves strange shapes on the rocks that can be used by humans or Pokemon to climb.
-The Hiusian Goodra is true and resembles MoriShellmon with a metal shell.
-Wyrdeer and Kleavor evolve from normal Stantler and Scyther. Basculegion evolves from a Hisuian form of Basculin (Water/Ghost) that resembles a monk bead.
-Diamond clan is made of ancestors of Sinnoh characters, Pearl clan is made of ancestors of of other generations characters. There are 4 members of each clan for a total of 8, but the Noble Pokemon are 10. Jasmine, Mina, Ingo and Clay in the Pearl Clan.
-They are the figures that evolve into Gym Leaders. They specialize in a specific type: Normal, Rock, Grass, Flying, Water, Electric, Fighting and Steel.
-The Noble Pokemon are based on the HMs and useful items from the original Sinnoh: Running Shoes, Item Finder, Surf+Waterfall, Fly and Rock Climbing for the rideable pokèmon. Cut, Defog, Rock Smash and Strength for the enraged boss Pokemon. The last Noble is Arceus on the top of Mount Coronet (but it's not the final boss)
-The enraged boss Noble Pokemon are needed to find a way to enter the next area, the rideable Pokemon are needed to explore.
-The Cyrus ancestor is a good woman and it's not an antagonist. The true antagonist of the game is Rowan ancestor, thought at the end everything ends up with a great apology bs.
-Rowan ancestor accidentally freed Giratina and enraged Arceus. At the end he simply says he is sorry and didn't know what he was doing.
-Professor Laven is hinted to be the ancestor of Hop and Hala.