Controlled Burn is a Dota 2 item of Immortal rarity. Current price — 0.75$. On DotaLoot it drops from 6 cases — open them and get Controlled Burn cheaper than on the market.
You can get Controlled Burn for free in daily DotaLoot giveaways or with Battle Pass levels. The fastest way is opening cases — noticeably cheaper than buying it on the market.
The current price of Controlled Burn is 0.75$. It is updated based on the Steam market.