Practise the same puzzle again without a daily lock. One board, then close the tab.
Work the board at your own pace. Retry the same idea if the first pass misses.
Krillion Unlimited was submitted to SlowDen by Lucas Meyer. SlowDen did not make this game - it is published here from the developer's own submission, added on 2026-10-29. It runs in the browser with no download, no install and no sign-up.