they never give it
By casting any historic spell, which half of your deck is, you can have Basim attack without having to worry about it being blocked
Still, nothing beats a good spoiler season after a hiatus, and Modern Horizons 3 has brought us probably one of the most powerful sets in recent memory

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(6/18/2021) If you pay the dash cost to cast a creature spell, that card will be returned to its owner's hand only if it's still on the battlefield when its triggered ability resolves
Set: Avatar: The Last Airbender Printing: Foil Increase: +$478.30 Current Market Price: $3,544.37 Avatar Aang remains one of the best ways to put all of your Avatar cards in one singular Commander deck, but its very likely that this particular printing is going up purely as a collectors item, rather than because of the card itself