・Sonic Statue
→ Available as a decoration from the beginning of the game.
・Shadow Statue
→ Available as a decoration from the beginning of the game.
・Interactive Displays: Claw Machine
→ Obtained during the Memento Mile tutorial when the player unlocks the workshop.
・Sonic, Tails, and Shadow Staff Outfit
→ Available as a staff customization feature from the beginning of the game.
・Exclusive Gift Shop Item: Sonic, Tails, and Shadow Kids' Onesies
→ Obtained after earning the first star in Memento Mile and entering either the Marine Life Museum or the Supernatural Museum.
・Exclusive Gift Shop Item: Sonic & Shadow Plushies
→ Obtained during the Memento Mile tutorial when unlocking the Gift Shop
・Sonic Stage-Themed Floor Patterns (2)
→ Available as a decoration from the beginning of the game.
・Sonic Stage-Themed Wall Pattern (1)
→Available as a decoration from the beginning of the game