RUBY Get link Facebook X Pinterest Email Other Apps In Steven Universe, Ruby is Crystal Gem who has the ability to fuse with Sapphire to form Garnet. As her appearance suggests, she has a fiery, short temper which can literally turn her into a hot-head. Buy Items Dark Red Short Ruby Wig $17 Cotton Bike Shorts in Burgundy $18 Maroon Grosgrain Ribbon $5 Ollio Faux Suede Oxfords in Burgundy $31 Face Paint in Bright Red $6 Sleeveless Shirt in Maroon $9 Red Ruby Flat Back Round Acrylic Jewel $7 Second Skin Lycra Hoodless Bodysuit in Wine Red $32