Goita + Dominos. Boardgamearena has a version of goita called Kami. This Firefox extension registers shortcuts to play cards from your hand:
| Rank | Shortcut |
|---|---|
| soldier | Ctrl+Shift+1 |
| horse | Ctrl+Shift+2 |
| spear | Ctrl+Shift+3 |
| silver dragon | Ctrl+Shift+4 |
| gold dragon | Ctrl+Shift+5 |
| madman | Ctrl+Shift+6 |
| tower | Ctrl+Shift+7 |
| empress | Ctrl+Shift+8 |
Based almost entirely on https://github.com/mdn/webextensions-examples/tree/master/commands.
Go to about:debugging#/runtime/this-firefox choose Load Temporary Add-on and browse to manifest.json.