Antewise

Diamond Diadem — Shared Relic in Slay the Spire 2

Updated 17 Oct 2026 Source Slay the Spire 2 relic data (spire-codex.com API), 296 relics retrieved 17 October 2026 By
Data status: The facts on this page were checked against the source named above. Game values can still shift with a patch, so re-check anything that looks off.
Diamond Diadem relic art
Diamond Diadem

Whenever you play 2 or fewer cards in a turn, take half damage from enemies.

PoolShared
RarityAncient Relic
TriggerWhenever you play 2 or fewer cards in a turn
Priceno merchant price listed

What it does

Whenever you play 2 or fewer cards in a turn, take half damage from enemies.

Relic data comes from the community-built Slay the Spire 2 compendium API and tracks the early-access build. Treat exact numbers as community-verified; the game is still in early access and values shift between patches.

Other Shared relics

Where to go next

All 296 relics — the full filterable list. Rarity system explains how often each tier appears.

Card database covers the cards that pair with this relic. Characters shows which run can find it.

Frequently asked questions

What does Diamond Diadem do in Slay the Spire 2?

Whenever you play 2 or fewer cards in a turn, take half damage from enemies.

Which pool is Diamond Diadem in?

It belongs to the Shared pool and is Ancient Relic.

How much does Diamond Diadem cost?

no merchant price listed

When does Diamond Diadem trigger?

Whenever you play 2 or fewer cards in a turn.

More Slay the Spire 2 guides

Sources

Figures and item data on this site are read from the game’s own reference wiki before publishing. Where a value could not be confirmed there, the page says so instead of filling the gap.