I never do lists but for what it's worth, here is my "Best of" list for 2018

in no particular order:

 Dakhma - Hamkar Atonement
 Sleepwalker  - (Ichi-go ichi-e): "for this time only, never again"
 Mylingar - Döda Drömmar
 Mutilation Rites - Empyrean
 Entropy Created Consciousness – Impressions of the Morning Star
 Thou - Rhea Sylvia (and everything they put out this year)
 Svartidauði - Revelations Of The Red Sword
 Hissing - Permanent Destitution
 Gutter Instinct - Heirs Of Sisyphus
 Gazelle Twin - Pastoral
 Tomb Mold - Manor Of Infinite Forms
 Imperial Triumphant - Vile Luxury
 Infernal Coil - Within A World Forgotten
 Guttersnipe - My Mother The Vent
 Here Lies Man - You Will Know Nothing
 Funeral Chic - Superstition 
 HAAN - By The Grace Of Blood And Guts
 Child Bite - Burnt Offerings
 Mary Halvorson - Code Girl
 Thumbscrew - Ours
 Gouge Away - Burnt Sugar
 Revororum Ib Malacht - Im Ra Distare Summum Soveris Seris Vas Innoble
 Zeal & Ardor - Strange Fruit
 Deus Vermin - Monument To Decay
 Brainoil - Singularity to Extinction
 Oh Sees - Smote Reverser
 Violet Cold - Sommermorgen (Pt. I) - Innocence
                          (Pt. II) - Joy
                          (Pt. III) - Nostalgia