WoW:API SetLootThreshold

Sets the loot quality threshold as a number for the party/raid loot method.

: Integer - a value from 0 to 6 indicating loot threshold

0 - Poor
1 - Common
2 - Uncommon
3 - Rare
4 - Epic
5 - Legendary
6 - Artifact

/script SetLootThreshold(2)

If you're the party/raid leader, the example above will set the loot threshold to Uncommon(green) items or better and report its new status.
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