Why are some coins partially frozen?

Why are some coins partially frozen? - Free stock photo of bitcoin, business, coin

During battles, some of the collectible appear partially frozen with ice on the top. What's the difference between the frozen and non-frozen coins?

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Why are some coins partially frozen? - Gold and Silver Round Coins

Why are some coins partially frozen? - Tired and Hungry Homeless Man counting Coin Change

Why are some coins partially frozen? - Green and Black Checkered Pouch With Coins and Green and Black Plaid Textile

Why Is My Coin Frozen 🤯 | How to unfreeze your coin |

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