Heatwave

Heatwave was a special event in the Black Market of Call of Duty: Black Ops 4. The event was available between August 30th, 2019 and September 3rd on PlayStation 4, Xbox One and PC.
==Black Market==
Like the Fourth of July special event, Heatwave was a supply stream alongside Survivor Contraband from Operation Apocalypse Z. The event had 15 tiers but only 7 tiers contained a reward with the final tier rewarding players with an Ultra Weapon Bribe which guaranteed a ranged weapon from the Black Market.
The tiers were as follows:
Tier 	Item
Tier 1	Reserve Case
Tier 2	/
Tier 3	Reserve Case
Tier 4	/
Tier 5	Reserve Case
Tier 6	/
Tier 7	Reserve Case
Tier 8	/
Tier 	Item
Tier 9 	Reserve Case
Tier 10	/
Tier 11	Reserve Case
Tier 12	/
Tier 13	Reserve Case
Tier 14	/
Tier 15	Ultra Weapon Bribe
Category:Call of Duty: Black Ops 4 Seasonal Events