Riku is a Limited Secret Spiker/Hybrid style in Volleyball Legends, widely considered one of the most mechanically rewarding styles in the game. Riku's defining feature is the Holographic Walls ability: when you spike or serve, the ball is briefly hidden behind a holographic screen, forcing the opponent to guess the ball's trajectory. With max Spike and Jump stats, Riku hits hard and unpredictably. This guide breaks down Riku's full stat profile, explains how Holo Walls works in detail, and recommends ability builds for every game mode.