Slay the Spire 2 Relic

Whetstone

Whetstone is a Common Relic relic from the shared pool. Upon pickup, Upgrade 2 random Attacks.

Rarity: Common Relic
Pool: shared
Merchant range: 149-201 gold

Relic effect

Upon pickup, Upgrade 2 random Attacks.

Run value

Evaluate Whetstone by when it appears, how often its effect triggers before the next boss, and whether it changes routing or shop priorities. The strongest relic is often the one that solves the deck's immediate weakness, not the one with the highest theoretical ceiling.

Related strategy

Compare this effect with the relic guides and current patch coverage before making a build-around decision.