This alternate way of phasing out is known as phasing out indirectly. An Aura, Equipment, or Fortification that phased out indirectly wont phase in by itself , but instead phases in along with the permanent its attached to
+2: Up to one target creature gains all creature types
At the beginning of your upkeep, if there are five colors among permanents you control, there are six or more card types among permanents you control and/or cards in your graveyard, and your life total is greater than or equal to your starting life total, you win the game
Fade into Antiquity: I don't understand why we don't have Naturalize in this slot
That figure now looks like chump change compared to the cards sale in recent years, with a card graded at Near-Mint 7 selling for $375,000 in early 2021 and another NM7 copy fetching $900,000 a year later