Supporter cards are powerful, offering significant effects like drawing multiple cards or manipulating the game state, but only one Supporter card can be played per turn
Their set codes, for reference, are EB04-058 and OP07-115
Superior Durability: This card storage box is crafted from white corrugated cardboard, featuring a remarkable 200 lb
Unfortunately the ability can only be activated on your turn, but with the aggressive leanings of this commander I think you want to be going for the acorns anyway
Card Legality Teferi, Time Raveler Balance adjustments, now legal in Historic Costs 2WU (from 1WU), now has 5 starting loyalty (from 4), static ability becomes "Your opponents can't cast spells during your turn." We are aiming to move Teferi, Time Raveler away from a generically strong card to a specialized anti-control tool