Debuff Plus

Debuff Plus
[Passive] Extends gem debuff effect time by (value)%.
Element	Earth
Category	Support
Equips on	Weapons
Max Combined	150%
Sell Price	900 G (Rank I)

Debuff Plus (Japanese: デバフ時間追加, Debafu Jikan Tsuika, Debuff Time Add) is a Gem in Xenoblade Chronicles that increases the duration of Debuffs inflicted on enemies.

Gem stats

	Increased Debuff Duration
Rank I	10-20%
Rank II	30-40%
Rank III	50-60%
Rank IV	70-80%
Rank V	90-100%
Rank VI	120-150%

Gem sources

Ways to obtain Debuff Plus gems, including completing Quests, trading with NPCs, and completing categories in the Collectopaedia.

Rank I	None
Rank II	Collectopaedia Makna Forest - Strange category complete Quest Challenge of the Sage
Rank III	None
Rank IV	None
Rank V	Trade En Argentis (Kneecap Hill, Tephra Cave, 3*) - Only while the quest Stopping the Elopement (En Argentis) is active.
Rank VI	Quest A Merciful End

Crystal and cylinder sources

Places to mine for Debuff Plus crystals, and enemies which drop Debuff Plus Crystals and Cylinders.

Rank I Rank I	None
Rank II Rank II	Mining Satorl Marsh (map) - S-most part of Dark Swamp Enemies Fighter Igna Shield Igna Deluded Igna
Rank III Rank III	Enemy Bow Chilkin
Rank IV Rank IV	Mining Fallen Arm Lower Level (map) - Ether Exhaust System Central Factory 3F (map) - WNW of Tower Boarding Gate Enemies Dark King Barbarus Drakos Telethia Polkan Telethia
Rank V Rank V	Enemies Firework Geldesia (QE) Eternal Palsadia

Unique armour and weapons

Unique Armour and Weapons with Debuff Plus gems permanently attached to them.

Rank I	None
Rank II	None
Rank III	None
Rank IV	Weapon Machina Rifle III
Rank V	None
Rank VI	None