Each faction received a specialized heavy vehicle for their fourth roster slot: the Global Risk Overlord tank , the Blacklist Leopard, and the New Horizon Vulcan.

Initially, the game featured a "soft currency" store to unlock units and commanders. Fans criticized this as feeling too much like a live-service grind, leading developers to immediately remove the system and make all units accessible from the start.

Crossfire: Legion launched into Steam Early Access on May 24, 2022. The development period was characterized by significant overhauls based on blunt player feedback:

It introduced Armor Values for Global Risk vehicles, which acted as a damage-absorbing shield separate from health.

Update 1.4, often dubbed the or "System Update," was a major milestone during the Early Access and launch window. It introduced significant content and balance changes:

The update expanded the narrative campaign and added new co-op scenarios, such as the defense of the Gabrielov mech research lab . Full Release and Delisting

Players commanded three distinct factions: Global Risk (high unit counts), Blacklist (guerrilla tactics), and New Horizon (high-tech mechs). The v1.4 "System Update"