Arms of Desolation is a Dota 2 item of Immortal rarity. Current price — $10.69. On DotaLoot it drops from 15 cases — open them and get Arms of Desolation cheaper than on the market.
You can get Arms of Desolation for free in daily DotaLoot giveaways or with Battle Pass levels. The fastest way is opening cases — noticeably cheaper than buying it on the market.
The current price of Arms of Desolation is $10.69. It is updated based on the Steam market.