How to make letters rain effect (ideas) - Phaser 3 - Phaser
Unity 2D Rain Tutorial [2019] - YouTube
Phaser - Examples - Particles
Finally managed to add 2.5 rain into my game-project and I think it turned out super cool! (Details on to achieve the rain-effect yourself in comments). : r/gamedev
Phaser Particle Editor - Phaser 2 - HTML5 Game Devs Forum