In Roblox Arsenal cases are lootbox which you can buy from the shop using B$ (battle bucks) that has random contents. Thees cases are always available in the shop and are rotated on a regular basis. If you purchase a case, and you get a duplicate item you will get 50% of the B$ that was spent to purchase the case back. You will receive a Character Case upon your first win. Listed below are the different types of cases you can buy and your chances of getting a common, rare, epic, and legendary item from them.
This case contains Skins. Duplicate skins are also collectable and it will not give out any event skins or code exclusive skins.
Buy: 1,200 B$ (battle bucks)
Item Rarities:
Common -40%
Rare-30%
Epic - 20%
Legendary - 10%
2% Chance of the item being an Unusual
This case contains melee weapons. Duplicate melees will refund you the 450B$ back. It will not give out event melees.
Buy: 900 B$ (battle bucks)
Common -40%
Rare-30%
Epic - 20%
Legendary - 10%
This case contains weapon skins
Buy 900 B$ (battle bucks)
Common -40%
Rare-30%
Epic - 20%
Legendary - 10%
Buy: 600 B$ (battle bucks)
Common -40%
Rare-30%
Epic - 20%
Legendary - 10%
We have questions and answers related to this topic which may also help you: