RX-36 created a Marble Game series using Phaser 3 and Matter.js physics engine. These idle games let you watch balls drop and bounce without direct interaction.
Game Mechanics

RX-36 MARBLE GAME 02
- Balls drop every second automatically
- Bumper collisions award 10 points
- Sensors multiply scores from subsequent bumper hits
- Scores stored locally
RX-36 MARBLE GAME 03
- Rotating gimmick creates scoring opportunities through holes
- Angel Mode increases sensors when hitting ANGEL bumpers
- Skull Mode converts bumpers to minus bumpers
- Click minus bumpers five times to revert them
- RECHARGE function restores scores below 100
- No game over