While it feels weird for producers to trap-out tracks that are already drenched in that 808 swag, you're playing yourself if this isn't in your top tier of trap remixes. RL Grime and Salva attacked one of the biggest rap cuts of 2012 with a fury, dicing out the most important bits from "Mercy," adding some spices and creating a big-body remix for the ages. So heavy, so very necessary.