With roots in Hong Kong, 721, 831 takes part in Age of Empires II. 721, 831 has 22 Age of Empires II matches on record. 721, 831 is most active in the unranked ladder.

Ranked matches are not part of 721, 831's Age of Empires II experience so far. 721, 831 picks Goths more than any other civilization—72.7% of the time. 721, 831 wins 100.0% of matches when playing as flank (5 matches).