Seven Lions and Echos release otherworldly single ‘Cold Skin’ Melodic bass mastermind Seven Lions joins forces with indie-electro duo Echos for a spectacular Monstercat-released single, "Cold Skin." Related Posts: Grant and RUNN converge on self growth with new single, ‘Fix It’ Fransis Derelle canvasses his sophomore Monstercat single ‘Same Mistake’ [Q&A]