Hearts of Iron IV: Waking the Tiger (DLC)

Waking the Tiger is the third major expansion for Hearts of Iron IV, released in March 2018, and it does something the previous DLCs largely avoided: it forces you to care about the Pacific and East Asian theater before the main European war even gets going. The Sino-Japanese conflict of 1937 is no longer just background noise while you're pushing through France. Both the Republic of China and Communist China receive full, branching National Focus Trees that give you genuine strategic identity. The Nationalist path leans on Sun Yat-sen's Three Principles as its ideological spine, while the Communist path lets you pick the flavor of your revolution and even trigger border skirmishes as a deliberate tool of territorial expansion. The warlord factions each get their own trees too, though critics are right that several of them feel nearly identical and undercooked compared to the Nationalist and Communist options. Beyond the Chinese theater, the expansion's most system-wide addition is the Chain of Command overhaul. Generals now carry four distinct stat values, Attack, Defense, Planning, and Logistics, and you assign them under Field Marshals to unlock stacked bonuses. Nine Command Power Abilities let commanders spend a pooled resource to activate temporary bonuses on their divisions in the field. On paper this is the kind of crunchy army-management layer that grand strategy fans crave, and for the most part it delivers. The honest caveat is that late-game, when you're commanding hundreds of divisions, manually assigning each one to the correct general while firefighting broken frontlines can turn into genuine busywork. It is not a dealbreaker for patient players, but if your HOI4 style involves racing to 1943 with a full-screen blob of divisions, expect friction. The Decisions system, which ships with this DLC, deserves its own paragraph because it quietly extends into every future run regardless of which nation you pick. Spending political power on targeted decisions, things like War Propaganda to spike war support, Promises of Peace to redirect manpower to industry, or special projects to excavate otherwise inaccessible resources, adds a middle layer of agency sitting between the static focus tree and the reactive event system. The modding community has since leveraged this framework heavily. If you play with overhaul mods like Kaiserreich or The New Order, you are already benefiting from the decision system's architecture without knowing it. Germany and Japan get alt-history focus tree branches that are fun the first time and thinner on repeat plays. Monarchist Germany, where you trigger a civil war to depose Hitler and restore Kaiser Wilhelm II, is genuinely novel and has obvious multiplayer appeal when another player simultaneously restores Austria-Hungary. The Japan branches feel less thought through, and the community consensus is that dedicated mods handle both nations' alt-history more thoroughly. Battlefield scavenging, Volunteer Air Corps deployment, troop acclimatization to desert and winter environments, and the new Stability and War Support mechanics replacing National Unity all arrive alongside the DLC but some of these were part of the simultaneous free Cornflakes patch, so confirm which features require the expansion before buying if that distinction matters to your budget. For HOI4 veterans who have never touched the Chinese theater, this expansion is the strongest argument to change that. For players primarily interested in the European or Atlantic theaters, the Chain of Command and Decisions systems provide a tangible mechanical upgrade, but the DLC's value is clearly front-loaded toward the East Asian front. The mod ecosystem extends its legs considerably. Diego, Scout Team