50 red tech points. Needs Building mastery +1. The zombie has mastered the shovel. Increased speed when digging clay and sand.

100 red tech points. Needs Building mastery +1. The zombie has gotten better with fabric and thread: fewer scraps, more finished items.

200 red tech points. Needs Building mastery +1. +2 Building mastery when working with wood.

200 red tech points. Needs Building mastery +1. The zombie figured out which end of the axe to hold. Woodcutting speed increased.

200 red tech points. Needs Building mastery +1. The zombie has mastered the pickaxe. Quarrying speed increased.

200 red tech points. Needs Building mastery +1. +2 Building mastery when working with stone.

500 red tech points. Needs Building mastery +1. +4 Building mastery when working with wood.

500 red tech points. Needs Building mastery +1. The zombie notices the shiny things in the mine, and can recover gems.

500 red tech points. Needs Building mastery +1. The zombie works better under the punishing conditions of conveyor production.

500 red tech points. Needs Building mastery +1. +4 Building mastery when working with marble.

100 red tech points. Needs Smithing mastery +1. The zombie works better in the poisonous fumes of the mine - unlike you.

100 red tech points. Needs Smithing mastery +1. +2 Smithing mastery when working with bronze.

200 red tech points. Needs Smithing mastery +1. +3 Smithing mastery when working with glass.

200 red tech points. Needs Smithing mastery +1. +4 Smithing mastery when working with iron.

200 red tech points. Needs Smithing mastery +1. The zombie gets that the sharp end points toward the enemy: higher spear damage.

200 red tech points. Needs Smithing mastery +1. The zombie learned to draw the bow, rather than just throwing arrows by hand: higher bow damage.

500 red tech points. Needs Smithing mastery +1. The zombie works better under the punishing conditions of conveyor production.

500 red tech points. Needs Smithing mastery +1. +6 Smithing mastery when working with steel.

400 red tech points. Needs Smithing mastery +1. The zombie sees that armor is for wearing, not rattling around in a bag: higher defense.

400 red tech points. Needs Smithing mastery +1. The zombie remembered it's already dead, and stopped noticing minor wounds: higher health.

100 green tech points. Needs Farming mastery +1. The zombie produces better seeds and bigger crops.

100 green tech points. Needs Farming mastery +1. The zombie pours wheat between the millstones instead of all over the floor: yields more flour.

200 green tech points. Needs Farming mastery +1. The zombie learned that bobbers float and sinkers sink: higher chance to catch common fish.

200 green tech points. Needs Farming mastery +1. +3 Anatomy mastery when making fertilizer.

200 green tech points. Needs Farming mastery +1. +3 Farming mastery at the brewery.

200 green tech points. Needs Farming mastery +1. +4 Farming mastery when pressing juice.

500 green tech points. Needs Farming mastery +1. The zombie learned to set the hook in time: higher chance to catch rare fish.

500 green tech points. Needs Farming mastery +1. The zombie produces even better seeds and bigger crops.

500 green tech points. Needs Farming mastery +1. +4 Farming mastery when making canned goods.

500 green tech points. Needs Farming mastery +1. +5 Farming mastery when making wine.

10 blue tech points. A starting node. At least the rats seem to enjoy it. Slightly increases church quality when assigned to the choir or organ.

25 blue tech points. Needs Book writing mastery +1. Every zombie has a story. Most end in tragedy. The zombie writes better stories.

25 blue tech points. Needs Book writing mastery +1. The zombie produces more paper and newspapers.

25 blue tech points. Needs Book writing mastery +1. The zombie writes everything faster: books, stories, and newspapers.

25 blue tech points. Needs Novice Musician. Not bad for someone without a pulse. Increases church quality when assigned to the choir or organ.

50 blue tech points. Needs Book writing mastery +1. +4 Book writing mastery when writing stories.

50 blue tech points. Needs Book writing mastery +1. +4 Book writing mastery when crafting paper.

200 red tech points. Needs Book writing mastery +1. Diamonds are forever. So is this employee. The zombie creates jewelry faster.

50 blue tech points. Needs Skilled Musician. Even the angels are taking notes. Greatly increases church quality when assigned to the choir or organ.

100 blue tech points. Needs Book writing mastery +1. +4 Book writing mastery when working at the Writing Desk.

100 blue tech points. Needs Book writing mastery +1. +4 Book writing mastery when working at the Printing Press.

500 red tech points. Needs Book writing mastery +1. +4 Smithing mastery when working at the Jewelry Table.

50 blue tech points. Needs Anatomy mastery +1. Even the cube seems impressed. The zombie gets more items from the Distillation Cube.

50 blue tech points. Needs Anatomy mastery +1. Sometimes recipes give a little extra. Don't ask how. The zombie sometimes gets more items from the Formulation Bench.

100 blue tech points. Needs Anatomy mastery +1. +4 Anatomy mastery when crafting church supplies.

100 blue tech points. Needs Anatomy mastery +1. +4 Anatomy mastery when crafting potions.

200 red tech points. Needs Anatomy mastery +1. A beautiful grave is your last chance to make a good first impression. The zombie crafts gravestones and fences more quickly.

200 blue tech points. Needs Anatomy mastery +1. +4 Anatomy mastery when working at the Distillation Cube.

200 blue tech points. Needs Anatomy mastery +1. +4 Anatomy mastery when working at the Formulation Bench.

500 red tech points. Needs Anatomy mastery +1. +4 Building mastery when crafting gravestones and grave fences.