How to quickly collect Firefly Assault Serum

If you're looking for ways to quickly collect serum in Firefly Assault, you've come to the right place! The game's opening countdown forces players to collect as much serum as possible before the pheromone bursts. This article is carefully written by php editor Xiaoxin and will guide you to master the secret of quickly collecting serum. Read on to learn how to effectively collect serum in Firefly Assault and prepare for the upcoming pheromone burst.

How to quickly collect Firefly Assault Serum

1, serum activity

There will be them in every gear, so players need to pay more attention to event announcements.

2. Heidi Shop

There are three in total, and the price is 44 million new pounds including discounts.

3. Consignment market

It can also be purchased using new pounds

4. Advanced manual

After completing the corresponding tasks in the advanced manual, you will also get a serum.

5. Firefly special store

Players can use meteorite gold to purchase

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