IO Games
IO games are a very popular list of games nowadays. We are very familiar with slither.io, argr.io ,paper.io ,hole.io which are all very fun IO games.
1.multiplayer instant matchmaking, which requires a competitive relationship with other players to be fun
2.ready-to-play, no permanent growth system, each game is a fresh start
3.the more you grow the more limited you are, the higher the level, the more you will be flawed in one aspect, such as moving slower at higher levels.
4.Simple growth system: 1, get resources; 2, kill opponents.