Stone of Good Luck

Uncommon

While this polished agate is on your person, you gain a +1 bonus to ability checks and saving throws.

Ilmater’s Bleeding Heart (Periapt of Wound Closure)

Uncommon

Tier 1, Table F Wondrous Item, uncommon (requires attunement) This pendant holds a silver sphere worked in the likeness of a heart pierced by nails. Whenever its magic is activated, the wearer feels a deep, throbbing ache in their chest. While you wear this pendant, you stabilize whenever you are dying at the start of your turn. In addition, whenever you roll a Hit Die to regain hit points, double the number of hit points it restores. This item is found in the Dungeon Master’s Guide.