What is the Egg Move Calculator?

The Egg Move Calculator finds PokeMMO breeding chains for passing egg moves through shared egg groups.

How does the calculator find a chain?

It starts from Pokemon that learn the move naturally, then follows compatible egg groups into Pokemon that can inherit the move as an egg move.

Yes, it can show multi-step lines such as moving Water Spout from Wailmer to Remoraid and then to Squirtle.