Long time thing I've been """working""" on since new years two years ago, the idea being to do whatever I want, but still tying it together with a internal logic, like the Voynich manuscript. The Pack is currently about 50% done, so not all the logic is consistent as of this moment.

Manifest of Features:

Sounds
-Phantoms make 'glitter sounds'
-Chicken Makes Amongus noises
-Villagers make spamton noises
-Nether portals now make a nice static noise
-Netherwart has metal break sounds to go with it's lamppost appearance
-Totem of undying sound is the first bit of Pigstep

Textures

Blocks
-Bee nests are made of metal and have a blue honey level display on front, and Bee hives are the same except it's metal and wood
-Bookshelves have animated green squiggles instead of books
-Bricks and clay pots are green
-Cakes have fewer cherries
-Campfires glow between yellow and green (like experience orbs) and so do jack o lanterns and normal lanterns and torches
-Carrots are a eyeball plant
-Cartography tables have glass tablet on them
-Carved pumpkins have a hole instead of a face
-Quartz is rose quartz (even nether quartz)
-Clay is green and has dream's face on it
-Coal Block is made out of experience orbs, and coal ore and deepslate coal ore are experience orbs trapped in stone (because coal give experience when mined)
-Crying obsidian, obsidian, and enchanting tables all have a little purple ghost on them
-Gold Ore and Deepslate gold ore, and raw gold block are sand ore (because sand turns into glass)
-Furnace is Weird
-Gold Block is a attempt at a solid glass block
-Honey is blue, Honeycomb is grey steel grid
-Lecterns have batteries
-Nether Portal are a purple static
-Nether warts are lampposts that grow out of the ground (Narnia reference) and nether wart blocks are a bunch stuck together
-TNT is rainbow TNT

Entities
-Blazes are Blue ('cause blue blazes)
-Chickens are amogus
-Elytra's on the player are rainbow
-The enchanting table book
-Phantoms have rainbows instead of wings
-Villagers look like spamton (but not the wandering trader)
-Ender dragon is made out of beds
-Creeper has rainbow tnt instead of a head, and it's face moved lower
-Bees are robots
-Mojang banner is amogus instead

GUI
-Accessibility button has 'bleh' face
-I added my name to the title lol
-Villager trading GUI looks like spamton's shop
-All GUI has rounded corners
-Furnace GUI has had a bit of a abstract change
-Cartography Table changed to match the new map

Items
-Wood tools are made of bread which gets eaten as the tool is used
-renaming a diamond sword "LEGO" turns it into a pixel sword I saw at brickfair
-Buckets now are shaped like 'bleh' face
-Blaze powder is blue, and Blaze rods are blue and animated
-Books, Written Books, Enchanted Books, and Writable Books look like CMD and are also animated
-Sugarcane is 1s & 0s, Paper is 3 1s & 0s
-Firework rocket is green & animated & rainbow
-Bows are mage wands
-Bricks, and Flower pots and clay are green, and Clay balls are the 'Dream Mask' (get it 'cause Dream's name is clay)
-Elytras, Phantom Membranes and Broken elytras are rainbow colored
-Cake has less cherries
-Campfires and lanterns (but not soul campfires or lanterns), charcoal and coal, glow green to yellow (like experience orbs) (fire charge also has a little glow)
-Carrots are eyes (and so is the carrot on the stick) and Golden Carrots are golden eyes with animated sparkle
-Chicken is a dead amongus, and Cooked chicken is rainbow amogus, Egg is small amongus
-Clocks are digital and ugly
-C O O K I E S P I N
-All Banner Patterns are a colorful static version of their design
-Crossbows are tridents
-Diamonds have 'bleh' face on them
-Emerald has glitch animation
-Feather is electricity in a bottle
-Maps are glass tablets (with animation)
-Flint is a animated rune thing (the flint & steel has it too)
-Gold Ingots, Gold Nuggets, Gold Tools, and Gold Armor are made of glass, and raw gold is glass powder
-Gunpowder is a rainbow
-Heart of the sea is shaped like a heart
-Honeycomb is a metal frame
-Iron ingot and Iron Tools are made of candy cane
-Leather is math symbols
-Nether wart is a lamppost
-Poisonous Potatoes are computer monitors (because potato PC)
-Quartz is rose quartz
-Stone Tools are made of stone orbs
-Sugar is a glowing lie
-Stick is shorter

Misc
-Pumpkins don't obscure vision

Armor Models
-Gold armor is made of glass

Particles
-Explosion particles are rainbow

Bonus
-if using optifine, many textures have glowing parts
-also there is a lot of animated stuff so that's neat.