Vein MiningMods · 1.16 – 1.21A lightweight, highly configurable Vein Mining enchantment for tools.

Obsidian tools and more ISAS spells.
Direct download from Modrinth · 20 downloads
Obsidian Arsenal is a mod made by Nightmare9. Obsidian tools and more ISAS spells.
It supports Minecraft 1.20. It has been downloaded 20 times on Modrinth. The last update came out on Nov 6, 2026.
The newest is 1.0.11, released on Nov 6, 2026. It is made for Minecraft 1.20.1 – 1.20.6. It runs on Forge. The download is 415 KB.
| Version | Released | Minecraft | Type |
|---|---|---|---|
1.0.11 | Nov 6, 2026 | 1.20.1 – 1.20.6 | Release |
Black glass, purple fire, and hellfire. Obsidian Arsenal is an addon for Iron's Spells 'n Spellbooks. It adds three new schools of magic (Obsidian, Hellfire and Plasma) with twelve spells, a full set of living obsidian armor, and the Obsidian Gauntlet, a claw that works as both a tool and a weapon.
Forge 1.20.1.
Sharp, slanted plates of obsidian skin-armor in black, grey and purple. The purple seams glow in the dark, and jagged obsidian spikes jut from the shoulders and limbs.
Obsidian · Netherite
Defense (helmet / chest / legs / boots) · 4 / 7 / 9 / 4 · 3 / 6 / 8 / 3
Toughness · 4 · 3
Knockback resistance · 0.15 · 0.1
Durability multiplier · 50x · 37x
Each piece also gives +125 max mana, +10% Obsidian and Hellfire spell power and +5% Hellfire resistance. Craft it from obsidian in the vanilla armor shapes.
A smooth obsidian claw that grows out of your arm. Its claws flex while you move and snap open when you strike.
Recipe: CNC / OOO / ONO (C = crying obsidian, N = netherite ingot, O = obsidian).
Sneak + right-click switches between two modes:
Scroll Forge focus: crying obsidian
Scroll Forge focus: fire charge
Scroll Forge focus: redstone block
Scrolls for every spell at every level are in Iron's scroll tab, and the max-level scroll of each spell is also in the Obsidian Arsenal tab.
Warning: Indra's Arrow, Plasma Beam and Black Hole destroy terrain when mobGriefing is on.
Install Obsidian EF Compat next to Epic Fight to give the gauntlet a full Epic Fight moveset:
Written by Nightmare9. Read it with pictures on Modrinth.
This mod is needed on both the server and every player who joins.
Install Forge for Minecraft 1.20.
Download the .jar file from Modrinth and put it in the mods folder of your .minecraft directory.
Start Minecraft with the Forge profile.
Easier: in Prism Launcher or the Modrinth App, search for Obsidian Arsenal in your instance's mods and click Install. It adds the loader and the mods it needs for you.
Full guide: How to install Minecraft mods
| Resource | Downloads | Versions | Last update | Price |
|---|---|---|---|---|
| 20 | 1.20 | 6 days ago | Free | |
| 9.8M | 1.16 – 1.21 | Jul 30, 2024 | Free | |
| 7.4M | 1.20 | Sep 29, 2024 | Free | |
| 6.1M | 1.18 – 1.21 | Aug 18, 2026 | Free |
Not yet. The newest version it supports is Minecraft 1.20.
Yes. Obsidian Arsenal is free to download from Modrinth.
Both. The server and every player need Obsidian Arsenal installed.
Yes. The last update came out in the past day.
The closest ones are Vein Mining, Enchanted Arsenal and Iron's Spells 'n Spellbooks. Compare all alternatives
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Tinkers' ConstructMods · 1.12 – 1.20Tinker a little, modify all the tools, build a smeltery, then tinker a little more. The classic modular tool mod.
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