Get Limited-Time Anniversary Items!
June 10, 2026 – SEGA is thrilled to announce that Sonic Rumble Party, available on iOS, Android, Google Play Games, and Steam, is hosting its Sonic 35th Anniversary event from June 10 to July 8, 2026.
Join Sonic and the gang in celebrating the series’ anniversary with a slew of festive Skins, Buddies, and more. Complete missions or visit the Red Star Ring Shop to pick up new items, then head into battle for a true anniversary bash!
Season Pass Rewards
Two types of passes will be available throughout the event.
The Free Pass includes the Party Sonic Skin and Party Koco Buddy. Purchase the Premium Pass to obtain the Classic Sonic Skin, Lock-On Cartridge Buddy, and more.
Sonic 35th Anniversary Shop Lineup
Visit the Red Star Ring Shop during the Sonic 35th Anniversary event to pick up the all-new King Sonic, Birthday Eggman, and King Shadow Skins as well as the Genesis Buddy.
