It unfortunately can not because as it is worded: "Put Zareth San, the Trickster from your hand onto the battlefield tapped and attacking." In commander, if you are able to move Zareth from the Command Zone into your hand somehow, then yes, you can use the ability, but you can not activate the ability while Zareth is in the Command Zone.
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TheRealSpecialK says... Accepted answer #1
It unfortunately can not because as it is worded: "Put Zareth San, the Trickster from your hand onto the battlefield tapped and attacking." In commander, if you are able to move Zareth from the Command Zone into your hand somehow, then yes, you can use the ability, but you can not activate the ability while Zareth is in the Command Zone.
July 1, 2021 4:36 p.m.