# What are Halloween Spooky Cards?

![](/files/wd1cYTaWATgmefapwAhx)

**The utility of the Spooky Halloween Cards:**

1\. The cards are tradable on Opensea 

2\. The cards can be [staked](/crazyskullz-whitepaper/fundamentals/staking.md) in order to receive **2x $BONES Rewards**

**You need 3 cards if you want to double up your $BONES rewards that you earn every day for your NFTs.**

**You can read more information about how to stake the cards** [**HERE**](/crazyskullz-whitepaper/fundamentals/staking.md)

Official link for Haloween Spooky Cards CS Collection: <https://opensea.io/collection/spookycards>


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