▁Sir en ▁Char ms ▁is ▁the ▁first ▁album ▁to ▁feature ▁guitar ist ▁Nic las ▁Eng elin ▁and ▁the ▁last ▁album ▁to ▁feature ▁long ▁time ▁drum mer ▁Daniel ▁Svens son ▁before ▁his ▁departure ▁in ▁ 2 0 1 5 . ▁ ▁The ▁e ighth ▁track ▁on ▁the ▁disc , ▁" R usted ▁N ail ", ▁was ▁the ▁album ' s ▁lead ▁single , ▁released ▁on ▁June ▁ 1 3 , ▁ 2 0 1 4 . ▁Short ly ▁after ▁this ▁release , ▁the ▁band ▁briefly ▁stream ed ▁a ▁second ▁track , ▁" T hr ough ▁O bl iv ion ", ▁online . ▁On ▁September ▁ 9 , ▁ 2 0 1 4 , ▁In ▁Fl ames ▁released ▁an ▁additional ▁music ▁video ▁for ▁the ▁song ▁" Every thing ' s ▁G one ". ▁Finally , ▁a ▁video ▁for ▁" Par al yz ed " ▁was ▁released ▁on ▁February ▁ 1 5 , ▁ 2 0 1 5 . ▁ ▁Crit ical ▁reception ▁ ▁Sir en ▁Char ms ▁received ▁generally ▁mixed ▁reviews ▁from ▁music ▁critics . ▁At ▁Met ac rit ic , ▁which ▁assign s ▁a ▁normal ized ▁rating ▁out ▁of ▁ 1 0 0 ▁to ▁reviews ▁from ▁critics , ▁the ▁album ▁received ▁an ▁average ▁score ▁of ▁ 5 2 , ▁which ▁indicates ▁" m ixed ▁or ▁average ▁reviews ", ▁based ▁on ▁ 4 ▁reviews . ▁Gregory ▁He an ey ▁of ▁All music ▁described ▁Sir en ▁Char ms ▁as ▁" a ▁bit ▁too ▁cas ual ." ▁However ▁he ▁stated ▁it ▁as ▁" a ▁solid ly ▁written