Magic Items

Cloak of Protection
Wondrous item, uncommon (requires attunement)

You gain a +1 bonus to AC and saving throws while you wear this cloak.

Dragonhide Belt
Source: Fizban's Treasury of Dragons

Wondrous Item, uncommon (+1), rare (+2), or very rare (+3) (Requires Attunement by a Monk)

This finely detailed belt is made of dragonhide. While wearing it, you gain a bonus to the saving throw DCs of your ki features. The bonus is determined by the belt’s rarity. In addition, you can use an action to regain ki points equal to a roll of your Martial Arts die. You can’t use this action again until the next dawn.

Eyes of the Eagle

Wondrous item, uncommon (requires attunement)

These crystal lenses fit over the eyes. While wearing them, you have advantage on Wisdom (Perception) checks that rely on sight. In conditions of clear visibility, you can make out details of even extremely distant creatures and objects as small as 2 feet across. This item can be found in the Dungeon Master’s Guide.

These goggles are made of leather and have lenses
of dark red crystal. Their frame is emblazoned with the emblem of the Hellriders: a horse’s head superimposed upon a sunburst. Additionally, when looking through these goggles, tiny illusory flames can be seen dancing around the edges of the lenses when within 120 feet of a demon.

Ilmater’s Bleeding Heart
Uncommon
Ilmater’s Bleeding Heart (Periapt of Wound Closure) 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.

Pipe of Smoke Monsters
Wondrous item, common

While smoking this pipe, you can use an action to exhale a puff of smoke that takes the form of a single creature, such as a dragon, a flumph, or a froghemoth. The form must be small enough to fit in a 1-foot cube and loses its shape after a few seconds, becoming an ordinary puff of smoke.

Notes:
Sojobo's Big Stick (Verteran's Cane)
Wondrous item, common
When you grasp this walking cane and use a bonus action to speak the command word (banzai), it transforms into an ordinary longsword and ceases to be magical.
Guardian: This item whispers warnings to its bearer, granting a +2 bonus to initiative rolls)