Memories Returning is essentially a draw three for 4 mana, which is particularly good in the blue/red archetype
And then we stumbled onto the mental domination flavor
I do appreciate that its taking the distinct 5-color commander approach instead of fully-colorless, though the Eldrazi well has officially run dry after this one
Blue is Magics best color, but more importantly, it has the two best typal support cards in EDH: Kindred Discovery and Reflections of Littjara
These are essentially lands that can be played in a Commander deck featuring at least green and black
Bant Bant seems like the shard that would encompass both the wisest allies, like Gandalf and Elrond, but also the realms of Rivendell and Lothlorien, which would probably lean more blue-white and green-white, respectively