Tajic is an incredibly good card, but it looks like some of the decks at the top of the expected week one metagame are built to deal with it efficiently
Beyond the usual suspects of land destruction (Field of Ruin), there are a few Dragon utility cards (pictured above) that would give us some flexibility and insulation from mana flood
Deck Descriptions: COLORLESS COMMANDER DECKget the Eldrazi Unbound Commander Deck, a Colorless 100-card deck containing 2 Foil Legendary cards and 98 nonfoil cards, and battle your friends in epic, multiplayer games
If youre already familiar with the game, you can bypass the tutorial and quickly get to playing the way you want, but with the convenience of playing whenever is best for you
If you focus on using auras, you can buff Tuvasa up a lot and easily take out opponents using commander damage