Battlegrounds Keys are a new reward from the Battlegrounds minigame. They cost 1 survival point and 20 slaughter points each and were aimed to make the Battlegrounds minigame more lucrative.
To use the Battlegrounds Keys, use them on the battlegrounds chest outside the bank located at home.
The full drop table of the Battlegrounds Keys is unknown, but it includes the following at unknown rates:
- All standard donation mystery boxes
- Oblivion Scythe
- Minigun
- Golden Minigun
- Pieces from the Crystal Set
- Avery's Ring
- All regular Battlegrounds rewards