Heartguard: Waifu DefensePlay Classic

News & announcements

News & updates.

Development notes for Heartguard 3D and the Classic update archive.

Introducing Heartguard 3D — promotional kingdom illustration
Heartguard 3D

Introducing Heartguard 3D

The first teaser for the ground-up 3D remake.

Heartguard is being rebuilt from the ground up in 3D. The Heart Crystal, the waifus, and the kingdoms of Asteria return in the remake. Watch the coming-soon teaser, or join the conversation on Discord. Heartguard 3D is coming soon and does not have a playtest. A public release date has not been announced.

Watch the 3D teaser
Replay audio and enemy inspection — promotional kingdom illustration
Classic / Update

Replay audio and enemy inspection

Replay audio and enemy inspection move closer to the live battle experience.

Classic’s replays now better match the sounds and enemy-inspection behavior of live battles. Return to a defense, study the enemies, and hear the action as you review the choices that shaped your run.

Drag placement and Rankings updates — promotional kingdom illustration
Classic / Update

Drag placement and Rankings updates

Drag waifus from the battle tray into position, and explore a refreshed Rankings page.

Place your squad with drag-to-place from the waifu tray. Alongside the battle-control update, Rankings has a refreshed presentation for browsing run records, with mode artwork for Endless and Gambit.

Stardust Gambit joins Classic — promotional kingdom illustration
Classic / New mode

Stardust Gambit joins Classic

A new challenge joins Classic, unlocked after Hard Chapter 1.

Stardust Gambit adds another way to test your Heartguard. Unlock the mode after Hard Chapter 1, then return for a daily first-clear gem bonus and repeatable run rewards.

Endless arrives — promotional kingdom illustration
Classic / Endless

Endless arrives

Endless expands the watch beyond the campaign, alongside improvements to the Asteria atlas.

Classic’s Endless mode lets you take a defense further, one wave at a time. The campaign atlas also receives navigation improvements, making it easier to find your next kingdom and continue the journey.

Campaign expands to 90 stages — promotional kingdom illustration
Classic / Campaign

Campaign expands to 90 stages

The campaign rebuild brings 90 stages, Hard mastery objectives, and a new First Watch introduction.

Ninety stages, Hard mastery objectives, and verified rewards form the new journey, while First Watch and mastery missions help guide your next goal.

Classic’s Early Access milestone — promotional kingdom illustration
Classic / Early Access

Classic’s Early Access milestone

The beginning of Classic’s Early Access chapter, and the first day of its daily challenge calendar.

Invite-controlled access and deterministic Daily and Weekly challenges arrive in the original game, with loaner squads to help players face a shared challenge. September 4 marks day one of the daily calendar—and the Early Access milestone in this archive.

Continue to Heartguard Classic

Classic’s archive is reconstructed from development milestones. Dates follow the project’s Pacific-time history; exact deployment times may differ. September 4 is the daily challenge calendar’s first day.

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Development updates and player discussion.