Bracket 4 under the right circumstance

{"ops":[{"insert":{"card-link":"Teferi, Temporal Archmage"}},{"insert":" "},{"insert":{"card-link":"The Chain Veil"}},{"insert":" \n\nIn my planeswalker deck, it says it’s a bracket 4 because these 2 cards can “2 card infinite combo” however, it explicitly states in the combo “ Cast Teferi from the Command Zone” but in my deck he is part of the 99, if I do the combo, he dies and goes to the graveyard making it not an infinite combo, I feel like there should be a discrepancy in the bracket estimation because him in the command zone and not\n"}]}