itch.io

It would. For example, player use Water move in Mountain situation. If we change the player's move to lower trigram, we'll get Moutain over Water instead of Water over mountain.

I've not considered about active-passive of player's intention things if you mean by that

You got a point. Actually I'm a totally newbie in I-Iching. I got its concept roughly and using it for the game jam.

Seem like I've missed the concept about the meaning of Upper and Lower. As you mentioned, lower side is more suitable for the hero than the upper since it is represent the personal stance.

I will make an update later

24XX SRD ฉบับภาษาไทย

Thai transaltion of 24XX SRD is available on itch.io now
https://sangsalawin.itch.io/24xx-srd-thai-translation