#% increased duration of your own buffs¶

Suffix · must be shield, armour-based and rune-shield-based

Property	Value
Rolls on	must be shield, armour-based and rune-shield-based
Source	Rolls on loot and from essences of its element
Group	`tree.buffdurationpct` — An item can have only one property of the same group.

Tiers¶

Tier	Item level	Value	Weight	Share
T5	Meadows – Black Forest (1–42)	(5–7)% increased duration of your own buffs	1000	42.7%
T4	Black Forest – Swamp (19–76)	(8–11)% increased duration of your own buffs	700	29.9%
T3	Swamp – Plains (43–129)	(11–15)% increased duration of your own buffs	400	17.1%
T2	Mountain+ (77+)	(14.5–19.5)% increased duration of your own buffs	180	7.7%
T1	Mistlands+ (130+)	(18–24)% increased duration of your own buffs	60	2.6%
T0	Meadows+ (1+)	(23–31)% increased duration of your own buffs	0	0.0%

Values by slot¶

Most properties roll bigger or smaller numbers depending on the item: the ranges below are what each slot gets.

Tier	Regular	Chest armour	Leg armour	Tower shield	Buckler
T5	(5–7)	(7.5–10.5)	(3.5–5)	(7.5–10.5)	(4–5.5)
T4	(8–11)	(12–16.5)	(5.5–7.5)	(12–16.5)	(6.5–9)
T3	(11–15)	(16.5–22.5)	(7.5–10.5)	(16.5–22.5)	(9–12)
T2	(14.5–19.5)	(22–29)	(10–13.5)	(22–29)	(11.5–15.5)
T1	(18–24)	(27–36)	(12.5–17)	(27–36)	(14.5–19)
T0	(23–31)	(34.5–46.5)	(16–21.5)	(34.5–46.5)	(18.5–25)

Game data

{
  "id": "tree.buffdurationpct.h0",
  "place": "suffix",
  "target": "character",
  "families": [],
  "group": "tree.buffdurationpct",
  "allowAll": [
    "shield",
    "def.armour",
    "def.rune_shield"
  ],
  "allowAny": [],
  "denyAny": [],
  "weight": 500.0,
  "generation": true,
  "tiers": [
    {
      "id": "T5",
      "min": 5.0,
      "max": 7.0,
      "step": 0.5,
      "minLevel": 1,
      "maxLevel": 42,
      "weight": 1000.0
    },
    {
      "id": "T4",
      "min": 8.0,
      "max": 11.0,
      "step": 0.5,
      "minLevel": 19,
      "maxLevel": 76,
      "weight": 700.0
    },
    {
      "id": "T3",
      "min": 11.0,
      "max": 15.0,
      "step": 0.5,
      "minLevel": 43,
      "maxLevel": 129,
      "weight": 400.0
    },
    {
      "id": "T2",
      "min": 14.5,
      "max": 19.5,
      "step": 0.5,
      "minLevel": 77,
      "maxLevel": null,
      "weight": 180.0
    },
    {
      "id": "T1",
      "min": 18.0,
      "max": 24.0,
      "step": 0.5,
      "minLevel": 130,
      "maxLevel": null,
      "weight": 60.0
    },
    {
      "id": "T0",
      "min": 23.0,
      "max": 31.0,
      "step": 0.5,
      "minLevel": 0,
      "maxLevel": null,
      "weight": 0.0
    }
  ]
}

Data from Path of Valheiman 5.1.0, extracted 2026-10-19.