Grinding

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Grinding is an action Sonic can perform in most recent games. Introduced in Sonic Adventure 2, grinding is the act of balancing on a rail to move. Grinding is typically as fast as or faster than running, but requires you to maintain your momentum to keep moving. Sonic is capable of grinding in the following games:

• Sonic Adventure 2
• Sonic Advance
• Sonic Advance 2
• Sonic Heroes
• Sonic Advance 3
• Sonic Rush
• Sonic Rush Adventure
• Sonic the Hedgehog (2006 game)
• Sonic Unleashed