
The Common-tier Biting rune, Uncommon rarity: base stat ATK +11 at 20 CP for 1 energy. One of the four tiers of the Biting rune line for carried items.
Common Biting Rune
Uncommon · ATK +11

Database · Runes · Biting line
The Common-tier Biting rune, Uncommon rarity: base stat ATK +11 at 20 CP for 1 energy. One of the four tiers of the Biting rune line for carried items.
Uncommon · Common tier · Biting stat line
Source
Rift System · Holo-Battle Sim
Source
Adventure Rank · Chest

The Common-tier Biting rune, Uncommon rarity: base stat ATK +11 at 20 CP for 1 energy. One of the four tiers of the Biting rune line for carried items.
Uncommon · ATK +11
The game's item data lists 2 sources for the Common Biting Rune: Rift System · Holo-Battle Sim, Adventure Rank · Chest. The Holo-Battle Sim rift is the recurring farm for every rune tier.
It grants ATK +11 as its base stat, weighs 20 CP and costs 1 energy to socket. It is the Common tier of the Biting line, whose four tiers run Common (Uncommon), standard (Rare), Advanced (Epic) and Premium (Legendary).
No published build on this site recommends the Biting line yet; the recommended-build panels on the Aniidex pages will pick it up as soon as one does.