for a general walkthrough read below, or watch the above video

Written Out:

0) Collect Ice Shards from Ice, Packed Ice, and/or Blue Ice

1) Use 6 Cobblestone, 1 Cobblestone Slab, 1 Smooth Stone Slab, and 1 Hopper (see recipes) to craft the Ice Machine Cobblestone and Cobbled Deepslate are interchangeable

2) Use the Ice Machine to craft Ice from Ice Shards (see recipes)

3) Gather -lots- of Ice, Packed Ice, and/or Blue Ice. [Inventory worth]

4) Use your supply of Ice to go to the Nether and acquire Blackstone & Ancient Debris

5) Use Blackstone to create the Netherite Forge (Diagram from back to front)

    ▓ - air
    ░ - any
    ■ - Polished Blackstone Bricks/Cracked Polished Blackstone Bricks
    ╚ ═ ╝ - Polished Blackstone Brick Stairs
    ◘ - Chiseled Polished Blackstone (placed very last)

         0              1               2              3              4
    ░░ ■ ■ ■ ░░    ■ ▓▓▓▓▓▓▓ ■     ■ ▓▓▓▓▓▓▓ ■     ■ ▓▓▓▓▓ ■     ░░ ■ ■ ■ ░░
    ░░ ■ ■ ■ ░░    ■ ▓▓▓▓▓▓▓ ■     ■ ▓▓▓▓▓▓▓ ■     ■ ■ ■ ■ ■     ░░ ╚ ═ ╝ ░░
    ░░ ■ ■ ■ ░░    ■ ▓▓▓▓▓▓▓ ■     ■ ▓▓▓▓▓▓▓ ■     ■ ■ ■ ■ ■     ░░ ■ ◘ ■ ░░
    ░░░░░░░░░░░   ░░░ ■ ■ ■ ░░░   ░░░ ■ ■ ■ ░░░   ░░ ■ ■ ■ ░░    ░░░░░░░░░░░
    

Use Lava to power your Forge (1 Lava smelts 100 items)

6) Use your forge to smelt Ancient Debris into Netherite Scrap

7) Put your Netherite Scrap back into the forge to get Netherite Nuggets

8) Use 4 Polished Blackstone Bricks, 3 Netherite Scrap, 1 Campfire, and 1 Smithing Table to craft Netherite Smithing Table (see recipes) (Cracked variant also works -- Soul Campfire also works)

9) Use Netherite Smithing Table to craft non-alloy Netherite items (see recipes)

10) Equip your Netherite Armor to protect yourself in the Nether

NOTE

These also lessen burning: Powdered Snow, Fire Resistance, Fire Protection

In Legacy, Ice does not cool you, only Icy Totems, fire resistance, and Netherite armor.

Function

Going into the Nether without one of these will cause you to combust:

[. . .]

• Ice Totem (in off-hand)
  • Icy Soul
  • Frozen Spirit
  • Glaciated Wraith

¡ New Features !

-- The Ice Machine

The Ice Machine is used to make Ice Totems.

Supplementary Material

Recipes

Item	Crafting Block	Recipe
Icy Soul	Ice Machine
Frozen Spirit	Ice Machine
Glaciated Wraith	Ice Machine

Walkthrough

0a) Collect Ice Shards from Ice

[. . .]

2) Use the Ice Machine to craft Icy Totems (see recipes)

2a) Tier 1 - 6 Ice, 3 Gold Ingot

2b) Tier 2 - 6 Packed Ice, 3 Diamond

2c) Tier 3 - 6 Blue Ice, 2 Soul Lantern, 1 Netherite [Alloy] Ingot