How to obtain
Hellfire Engine can be earned through chests, through some quests and rewards or directly purchased for 150,000.
The card can also be upgraded, which increases it's stats in PvE and changes the card's look.
|Level||Copies Required||Rep Cost|
|2||2||2,500 or 25|
|3||5||6,250 or 50|
|4||10||12,500 or 100|
|5||20||25,000 or 225|
|6||50||62,500 or 350|
|7||100||125,000 or 500|
|8||200||250,000 or 1,000|
|9||400||500,000 or 2,000|
|10||800||1,000,000 or 5,000|
Hellfire Engine's ability is Savagery which gives you a +100 Basic Damage Bonus.
Combustible is a card trait for some Chaos cards. Combustible cards are automatically unequipped on death.