Vial of Dragon Blood
From The Heroes of Might and Magic III wiki
|Vial of Dragon Blood|
|Effect: All dragons under hero's command receive +5 to their attack and +5 to defense.|
Note: Is only in the Armageddon's Blade expansion.Misc. slot, this powerful vial gives all dragons under your command +5 Attack and +5 Defense.
You cannot purchase relic artifacts in Artifact Merchants.