something wrong with Minecraft.

When the monster spawning cage is placed on the magma, you can clearly see the situation under the magma, and the monster spawning cage is gone after you remove it.将刷怪笼放置在岩浆上后，您可以清楚地看到岩浆下的情况，并且将其移除后，刷怪笼下的情况就看不清楚了。