Without an account you get 2 duels a day. You’ve already played today’s.
Or come back tomorrow — the limit resets at midnight.
One account, one vote — otherwise the numbers would mean nothing.
No password. Type in an e-mail, a link arrives, and you’re in.
If the address checks out, the link is on its way. It lasts an hour — and if nothing arrives, look in spam.
Source: open the source ↗
Once the author is revealed, the game moves on by itself after a moment.