Russian Roulette Duels is basically random decks going against each other. Only try this duel if you're going to be honest and just want the fun.
Both players ask each other to choose a number between however many decks you have. The number chosen corresponds to the deck they will use.
For example:
Player A tells Player B to choose a number from 1-10
Player B chooses number 5
Player A will choose the 5th deck from the deck list they have on DN
Player B will now ask Player A to choose a number from 1-4
Player A chooses number 2
Player B will use the 2nd deck from their deck list
Both players will duel.
You may not use any academy banned decks. Ask your opponent to choose a different number in case they have chosen a banned deck from your list.
The game can be played one match or one round.