The rescourcepack is required for the datapack.

Changes the datapack makes:

Health System

Upon death you lose a heart container, you can't have less than 5 heart containers
After a death, you're immune to losing further containers for 5 minutes
Enchanted bread restores one lost container, If you have 10 heart containers you can eat it infinitely

Hostile Mobs Buffed:

Zombies, Husks and Zombie Villagers:

2% chance to spawn with a diamond weapon; 11.6% chance for an iron weapon (sword, spear, or axe)
20% chance to be enchanted with Sharpness III–XI, Knockback I–II, and Fire Aspect I–II
If a zombie has a spear it has a 50% chance to mount a zombie horse(unless in a cave)
1% chance for diamond armor, 5% for iron armor- Each piece has a 20% chance to roll Protection II–X
Zombie Villagers have triple the chance to spawn with weapons and armor

Skeletons, Strays, Bogged and Parched:

10% chance for their bow to carry Power III-XII, Flame, Punch I-II and 3.3% of chance for piercing I-IV
Strays have a 3.3% chance to mount a polar bear and get 40 health
1% chance for diamond armor, 5% for iron armor- Each piece has a 20% chance to roll Protection II–X

Piglins with crossbows and Pillagers:

10% chance for thier crossbow to be enchanted with quick charge I-III, piercing I-IV and a 5% chance for power III-V

Piglins with swords, Piglin brutes and Vindicators:

20% chance to be enchanted with Sharpness III–XI, Knockback I–II, and Fire Aspect I–II

Other mob buffs:

Creeper: 2% chance to be a charged creeper, 35 HP
Spider: 5% chance to spawn with strength 1-2, speed 1-3, restistance 3-4, regeneration 2-4 and invisibility
Enderman: 80 HP
Blaze: 50 HP, 12 damage
Skeletons, Strays, Bogged and Parched: 25 follow range

Boss buffs:

Ender Dragon:

12.5 armor, 20 armor toughness, 300 HP on Hard (200 on normal and easy)
Destroyed end crystals have a 20% chance to respawn every 40 seconds
The dragon occasionally summons 1-5 phantoms with differing size, HP, and damage which die after 5 minutes
With 2+ players present, for each player each tick there is a 12.5% chance to speed up the next phantom wave, a 20% chance to spawn extra phantoms and a 25% chance to speed up crystal respawns.

Wither:

20 armor toughness; 15 armor above 50% HP, 20 armor below half, 450 HP on Hard (300 on normal and easy)
Below 50% HP, every 20 seconds it unleashes an AoE attack hitting everything within 5 blocks for 12 wither damage
It breaks blocks around itself so it can't be boxed in.- That AoE instantly kills nearby iron golems/wardens
Iron golems and wardens within 10 blocks passively get damaged
Every time you kill a wither skeleton a 5 minute timer starts, if you kill 50 wither skeletons before the timer runs out a Wither will spawn

Some enchants are nerfed:
Bane of Arthropods: 40% less damage per level
Breach: 50% less armor reduction per level
Density: 80% less damage per block fallen
Feather Falling: 25% less damage reduction per level
Fortune, Looting: capped at a max level of 1
Power, Smite: 60% less damage per level
Sharpness: 50% less damage
Blast Protection, Fire Protection, Projectile Protection, Protection: 50% less damage reduction per level
Wind Burst: a lot less effective

Hardcore:

Ore drops are changed:

New & Changed Recipes:

4 diamonds → Diamond Gem
Diamond Gem → 4 diamonds
Diamond Gem → diamond armor, tools, netherite upgrade template
1 diamond + armor trim + material → 3 trims
3 obsidian + 2 diamond books + end crystal + enchanted book → enchanting table
7 lapis + enchanted book + glass bottle → 16 bottles of enchanting
6 iron + iron block → anvil-
4 iron + 1 plank → shield-
the lantern recipie now gives 8 lanterns instead of 1-
9 hay bales → enchanted hay bale-
3 enchanted hay bale → enchanted wheat-
3 enchanted wheat → enchanted dough-
enchanted dough(in smoker for 5 minutes) → enchanted bread-
ender pearl + blaze poweder + wind charge + prismarine shard + echo shard → eye of ender-
Nether star → 3 netherite ingots

Mob drops and Loot Tables:

Blaze Rods and Ghast Tears: 5%
Totem of Undying: 10%
Ender Pearls: 20%
1 Gold Nugget from Zombified Piglins: 25%
Piglin bartering: ~1% chance for an ender pearl
Iron Golems: no longer drop iron
Wither Skeletons: a charged-creeper kill no longer guarantees a wither skeleton head-
The Ender Dragon drops 2-8 enchanted golden apples
Enchanted golden apples removed from all chest loot
Iron gear (ingots, armor, tools) and diamond armor/tools are much rarer in chests generally
Heavy Core: 2.5% chance.-
Netherite upgrade template: 1% in normal loot, 5% in treasure bastion chests

Worlds:

Sleeping no longer skips the night
Phantoms don't spawn naturally
Beds and respawn anchors no longer explode outside their "home" dimension, and respawn anchors can now set your spawn point in any dimension, not just the Nether

Other:

You need a copper pickaxe to mine iron
Drowining damage now ignores armor enchants and when you run out of air you get blindness
Swimming in water in icy and snowy biomes gives you slowness III for 10 seconds
Netherite armor gives +5 armor toughness
Enchanted books from fishing have level 50 enchants
Strength II turns into strength I
All turtle master potions turn into slowness of the same level
Armorer, toolsmith, weaponsmith, librarian, and cleric villagers have no trades at all.

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