Happy 30th Anniversary, Sonic!

Happy 30th Anniversary, Sonic! was a Spirit Board event focused on spirits from the series, in honor of the series' 30th anniversary. It ran from 6 a.m. on June 25, 2021 to 6 a.m. on June 28, 2021 (). During the event, defeating spirits on the Spirit Board which were part of the event awarded more than usual.
==Description==
===North America===
:To commemorate the Sonic series's 30th anniversary, spirits of Sonic characters are speeding their way onto the Spirit Board in this event! Defeat them in battle to earn more gold than usual.
:The Legend-class Super Sonic, the Ace-class Amy, and the Advanced-class Rouge the Bat and Silver the Hedgehog will also appear at set times. Don't miss out!North American event page
===PAL regions===
:To commemorate the Sonic series's 30th anniversary, spirits of Sonic characters are speeding their way onto the Spirit Board in this event! Defeat them in battle to earn more gold than usual.
:The Legend-class Super Sonic, the Ace-class Amy and the Advanced-class Rouge the Bat and Silver the Hedgehog will also appear at set times. Don't miss out!PAL region event page
==Periodically appearing spirits==
No.	Image	Name	Type	Class	Appearance times (UTC)
778	 	 	 	★★★★ 	06:00, 18:00
779	 	 	 	★★★ 	09:00, 21:00
790	 	 	 	★★ 	00:00, 12:00
795	 	 	 	★★ 	03:00, 15:00
==Randomly appearing spirits==
Spirit	Spirit	Spirit 	Spirit 	Battle parameters	Battle parameters	Battle parameters 	Battle parameters 	Battle parameters 	Battle parameters	Battle parameters
No. 	Image 	Name 	Series 	Enemy Fighter(s) 	Type 	Power 	Stage 	Rules 	Conditions 	Music
778 	 	Sonic The Hedgehog Series	•Gold 	 	13,700 	Windy Hill Zone 	•Sudden Final Smash 	•The enemy will suddenly have a Final Smash 	 	
779 	 	Sonic The Hedgehog Series	• 	 	9,400 	Windy Hill Zone 	•Item: 	•The enemy starts the battle with a Hammer•The enemy can swing the Hammer for a long time•The enemy has increased move speed 	 	
780 	 	Sonic The Hedgehog Series	•Metal (100 HP)	 	4,600 	Windy Hill Zone 	N/A 	•Timed stamina battle (2:00)•The enemy is metal•The enemy starts the battle with a Rocket Belt 	 	
785 	 	Sonic The Hedgehog Series	•Metal 	 	4,200 	Fourside (Battlefield form) 	•Giant 	•The enemy is giant when the enemy's at high damage•The enemy is metal 	 	
790 	 	Sonic The Hedgehog Series	• 	 	3,700 	Fourside 	N/A 	•The enemy's kicks and knee strikes have increased power•The enemy's melee blows will heal them when they hit•The enemy has increased jump power	 	
791 	 	Sonic The Hedgehog Series	• •Tiny 	 	3,500 	Green Hill Zone 	•Hazard: Low Gravity 	•Gravity is reduced•The enemy takes less damage while in the air 	 	
793 	 	Sonic The Hedgehog Series	• 	 	4,100 	Green Hill Zone (Battlefield form)	•Hazard: Lava Floor 	•The floor is lava•The enemy's explosion and fire attacks have increased power•The enemy starts the battle with a Fire Flower 	 	
795 	 	Sonic The Hedgehog Series	• 	 	3,600 	Green Hill Zone 	•Item: Throwing Types 	•The enemy starts the battle with a Black Hole•The enemy is easily distracted by items 	 	
797 	 	Sonic The Hedgehog Series	•Metal (140 HP)	 	4,400 	Big Blue 	•Hazard: Screen Flip 	•The screen will suddenly flip after a little while•Stamina battle•The enemy is metal 	 	
782 	 	Sonic The Hedgehog Series	• • • 	 	1,600 	Windy Hill Zone 	•Invisibility 	•The enemy is invisible 	 	
786 	 	Sonic The Hedgehog Series	• Team ×4 	 	2,100 	Windy Hill Zone 	•Item: Food 	•The enemy becomes more powerful after eating•The enemy is easily distracted by items 	 	
784 	 	Sonic The Hedgehog Series	• (120 HP) 	 	1,700 	Frigate Orpheon 	N/A 	•Stamina battle•The enemy's shooting items have increased power•The enemy starts the battle with a Ray Gun 	 	
783 	 	Sonic The Hedgehog Series	•Giant 	 	2,600 	Windy Hill Zone (Battlefield form)	•Hazard: Slumber Floor	•The floor is sleep-inducing•The enemy is giant 	 	
792 	 	Sonic The Hedgehog Series	•Giant (120 HP)	 	2,200 	Green Hill Zone (Battlefield form)	N/A 	•Stamina battle•The enemy starts the battle with a Drill•The enemy is giant 	 	
==Names in other languages==
==Trivia==
*Dr. Eggman, Tails, Shadow, and Sonic the Werehog are the only Sonic spirits with a spirit battle to not be part of the event.
**As summonable spirits do not appear in Spirit Board events (with the exception of Squid Pro Quo), Shadow is the only spirit who cannot be summoned that does not appear in the event.
*The Japanese, Simplified Chinese and Korean names for this event use the word "Ages", which is Sega backwards. Sega themselves have used this joke several times in the past.
*This event marks the first time a character artwork appears on the banner. The specific render is of .
==References==