Bunkered – Frozen Land

this modpack is intended for multiplayer
this modpack is not intended for extremely long worlds

A frozen wasteland that prioritizes the need of heat, be it through campfire, lava, boilers, or snow suits. Although the infection infects the dead, they become enhance. They gain the ability to infect many lifeforms, they can climb and scale up walls, and can sense sound, light, and blood from blocks away. Even the simplest, and most common tools are difficult to make. 

You can only die 10 times, for any deaths will make you lose a heart
If you want an extra challenge, you should leave the bunker early on.