TBH Wiki

Grades

The 10-tier grade ladder is the core rarity system. Each grade sets an item's Alchemy gold, Cube XP and socket slots — and several tiers unlock an entire crafting system.

Common Alchemy gold: 10 Cube XP: 2 0 / 0 / 0

Uncommon Alchemy gold: 30 Cube XP: 6 1 / 0 / 0

Rare Alchemy gold: 90 Cube XP: 18 1 / 1 / 0 unlocks Decoration

Legendary Alchemy gold: 270 Cube XP: 54 2 / 2 / 0 build-defining

Immortal Alchemy gold: 810 Cube XP: 162 2 / 2 / 1 unlocks Engraving

Arcana Alchemy gold: 2,592 Cube XP: 518 3 / 2 / 1 unlocks Inscription; main market tier

Beyond Alchemy gold: 8,294 Cube XP: 1,658 3 / 2 / 2

Celestial Alchemy gold: 29,029 Cube XP: 5,803 3 / 2 / 2

Divine Alchemy gold: 101,602 Cube XP: 20,311 3 / 2 / 2 near-unobtainable legit

Cosmic Alchemy gold: 355,607 Cube XP: 71,089 3 / 2 / 2 max grade

Alchemy gold · Cube XP · Sockets (Dec/Eng/Ins)

Rarity	Alchemy gold	Cube XP	Sockets (Dec/Eng/Ins)	Note
Common	10	2	0 / 0 / 0	—
Uncommon	30	6	1 / 0 / 0	—
Rare	90	18	1 / 1 / 0	unlocks Decoration
Legendary	270	54	2 / 2 / 0	build-defining
Immortal	810	162	2 / 2 / 1	unlocks Engraving
Arcana	2,592	518	3 / 2 / 1	unlocks Inscription; main market tier
Beyond	8,294	1,658	3 / 2 / 2	—
Celestial	29,029	5,803	3 / 2 / 2	—
Divine	101,602	20,311	3 / 2 / 2	near-unobtainable legit
Cosmic	355,607	71,089	3 / 2 / 2	max grade

Datamined data — the game is in its launch window and values may change with balance patches.

Sample drop rates

Rarity	Value
Legendary	0.18 – 0.45%
Immortal	0.04 – 0.16%
Celestial	1.20 – 1.80% (boss boxes)

Synthesis (9 → next tier)

Rarity	Value
Common → Rare	~60%
Uncommon → Legendary	~40%
Rare → Legendary	~20%
Legendary → Immortal	~5%