Buy the Portal fruit from the Blox Fruits Dealer or Blox Fruits Dealer Cousin when it is in stock
Trade for the Portal fruit with another player
Spin for the Portal fruit from the Blox Fruits gacha
Obtain the Portal fruit from special events or giveaways if available
Use the Portal fruit to unlock its skin if the game currently offers a skin system for it
Check the in-game shop, event shop, or limited-time rewards for Portal skin availability
Redeem codes or event rewards that may include Portal-related cosmetics if active