Recipes:

To make the red team hat you need 

-1 block of purple wool 

-2 blocks of red wool 

-1 gold ingot 

-3 purple carpets

To make the blue team hat you need

-1 block of purple wool

-2 blocks of blue wool

-1 gold ingot

To make the green team hat you need

-1 block of purple wool

-2 blocks of green wool

-1 gold ingot

-3 purple carpets

To make the constanze hat you need

-1 block of purple wool

-2 blocks of green wool

-1 iron block

-3 purple carpets

To make the white hats you need

-4 xp bottles

-4 lapis lazuli

-1 the hat you want to convert

Normal hats provide 1 point of armor, while white hats provide 4 points of armor

URSULA HAT

To create the ursula hat you need:
-1 blue wool
-3 blue carpet
-2 black wool
-1 gold ingot

Ursula's hat provides 1 point of armor and has a durability of 500

STANBOT

20 healt points
4 points of damage
can be tamed with an iron ingot

To create the stanbot you need:
-1 iron block
-3 iron ingot
-1 xp bottle
-4 redstone

SHINY ARC

The texture of the arc has been changed to the shiny arc

Screenshots of the retexture 

creator: https://twitter.com/@TotoriOwira