![I made a mob grinder, and I'm having trouble. Not many mobs are spawning (Hard difficulty) and the mobs won't go up the bubble columns. I tried to add blue ice to I made a mob grinder, and I'm having trouble. Not many mobs are spawning (Hard difficulty) and the mobs won't go up the bubble columns. I tried to add blue ice to](https://i.redd.it/jofis15k1bs41.jpg)
I made a mob grinder, and I'm having trouble. Not many mobs are spawning (Hard difficulty) and the mobs won't go up the bubble columns. I tried to add blue ice to
![Built this icy train station entirely in survival as my nether hub. Ghasts still spawn in here for some reason 🙃 : Minecraft Built this icy train station entirely in survival as my nether hub. Ghasts still spawn in here for some reason 🙃 : Minecraft](https://i.redd.it/52ct8gkzkb631.jpg)
Built this icy train station entirely in survival as my nether hub. Ghasts still spawn in here for some reason 🙃 : Minecraft
![How to push mobs into water elevators? - Survival Mode - Minecraft: Java Edition - Minecraft Forum - Minecraft Forum How to push mobs into water elevators? - Survival Mode - Minecraft: Java Edition - Minecraft Forum - Minecraft Forum](https://media.minecraftforum.net/attachments/292/629/636823216831238031.png)