Tablets

Tablets are ancient keys needed to access new stages in the PS2 and Wii version of Sonic Unleashed.

List of Tablets
Moon Tablets are used to the open the door with a moon symbol inside its respective Gaia Gate. In the game, these tablets unlock the local continent's Night Stages where the werehog form of Sonic is playable. Despite the existence of seven Gaia Gates spread across the world, there are only six Moon Tablets due to Mazuri lacking a Night Stage. Each of the Moon Tablets are designated to a specific Gaia Gate and cannot substitute the Moon Tablet for another Gaia Gate other than their own. These tablets can be obtained by talking to the guardians in the local village or those associated with them. Planet Tablets serve as a means for its user to gain access to its respective Gaia Temple by unlocking the portals (called the Boss Gate) inside the designated Gaia Gate. After it is accomplished, these portals can take Sonic to the vicinity of the temple. In order to enter inside the temple, Sonic must defeat the level's boss. To obtain the Planet Tablets, Sonic must collect each halves after the main Daytime and Nighttime Stage. Afterwards, he must seek a guardian at the local Gaia Temple or an associate to reassemble the tablets.

Sun Tablets serve as a method of opening doors with sun symbols on its respective Gaia Gate. In gameplay, these tablets unlock the continent's Day Stages where Sonic's normal self is playable. Each Sun Tablet is designated to a specific Gaia Gate and cannot be used for any continent's Gaia Gate other than its own. To obtain the Sun Tablets, Sonic must talk to a guardian of the Gaia Temples or someone associated with them.