- Required Android: 10+
- Installs: 43M
- Published/Updated Date: October 29, 2018
Knock Knock is turn play multiplayer game where your character goes to specific address of a friend and challenges him to a duel. The winner is the player who have best of five rounds.
When the duel finishes the winner takes one medal, leaving the loser with one medal minus. Revenge button appears to the one who loses leaving him a chance to give back the medal he lose.