
New Season! Button
Season 37 in one of the many mobile-only seasons in agar.io. It was open in early August 2024. The game token that needs to be collected is the star.

It's Time for a Flashback Season! Take me there

Flashback Star Season 4 - How to Play
Ranks and Rewards[]
Stars tokens collected in arenas can be used to unlock ranks. Each rank unlocked rewards players with coins, boosts, DNA, potions, event keys, emojis or special skins. Some rewards require the purchase of a Golden Pass. The skins that can be unlocked include Kitty Quack and Captain Seal.

Flashback Star Season 4 - Ranks

Flashback Star Season 4 - Skip to next Rank
Premium Rewards[]
Premium Rewards can be unlocked by buying a Golden Pass or the Elite Deal. A Golden Pass and 2500 coins can be purchased for $4.99. The Elite Deal can be purchased for $9.99. It included the Dapper Hippo skin, 4500 coins and 370 tokens.

Flashback Star Season 4 - Golden Pass and Elite Deal
Troldir's Mystic Treasures[]
Any collected event keys can be traded in for coins, DNA, game boosts, potions or the Plumetastic skin.

Troldir's Mystic Treasures - Plumetastic