Passive item

Giant Slayer Seal

Rare·Stacks up to ×5·Requires mission

Deals +12% damage to minibosses, elites and the Phase Boss (adds per level). Player direct damage only.

Rarity

Rare

Max stacks

×5

Where it comes from

Source	Probability	Detail
Chests	30%	Weight 30/100 of a chest’s contents: runes 50 · passives 30 · artifacts 15 · infusions 5.
Merchant	≈27%	Weight 30/111 of the merchant’s offers · base price: 90 gold.
Level up	Never	Only runes and weapon upgrades appear on level up.

Within its category, rarity is rolled with weights 60 · 28 · 10 · 2 — a Rare comes up 10% of the time. Luck can raise the result one tier: never two, and a Legendary cannot go higher.

How to unlock it

Requirement

Defeat a Phase Boss in under 90s.

Mission progress resets every run.