A zombie horse jockey may only spawn while raining or thundering. The chance is very, very low to get even a regular sized zombie horse. For it to be a baby variant, you'd need twice that luck.
Riding creepers' blasts are reduced.
This is your average zombie.
The chicken despawns after its rider dies, so you can't keep the enlarged chicken. Sticking with vanilla.
Blood Moon Horde
Blood Moon Event (New Moon)
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This is in version 1.0.2 where the blood moon was beefed drastically. I ran around for about 4 minutes without slaying. This is what I was facing accumulatively outdoors.
