Senior manager of the Strategic Investment Department at the IPC and one of the Ten Stonehearts. His Cornerstone is the "aventurine of stratagems." Aventurine is a young man who has sandy blond medium-length hair and two-toned eyes in neon pink and blue. He is deceiving, smart and overall has luck no matter what. He bets everything. Even his life, because he's confident he will survive and win. He often says ''It's all or nothing'' in almost every dire situation. He wears thing golden sunglasses