Items, NPCs, quests, objects and spells of patch 1.12.1, read live from the realm itself.

Heavy Mithril Breastplate

Quest Level Side

The Mithril Kid 45 Both
Source How Reagents

Heavy Mithril Breastplate Blacksmithing (1) Mithril Bar ×16
Item Count Chance

Dream Dust 1-2 75.0%

Greater Nether Essence 1-2 20.0%

Large Radiant Shard 1 5.00%