Here's my updated list:
Beginning oldies (1984-1989)/B.M. (Before Metalcore):
1984: Voivod - War and Pain
1985: Watchtower - Energetic Disassembly
1986: Dark Angel - Darkness Descends
1987: Voivod - Killing Technology
1988: Sadus - Illusions
1989: Godflesh - Streetcleaner
Old golden classics and millennium transition highlights (1990-2001)/Metalcore's humble beginnings and light of day-seeing classics:
1990: Rorschach - Remain Sedate
1991: Old - Lo Flux Tube
1992: Sadus - A Vision of Misery
1993: Old - The Musical Dimensions of Sleastak
1994: Amorphis - Tales from the Thousand Lakes
1995: Fear Factory - Demanufacture
1996: Amorphis - Elegy
1997: Will Haven - El Diablo
1998: Embodyment - Embrace the Eternal
1999: The Kovenant - Animatronik
2000: Living Sacrifice - The Hammering Process
2001: Candiria - 300 Percent Density
Modern favorites (2002-2013)/Rise of the full Revolution:
2002: The Red Chord - Fused Together in Revolving Doors
2003: All Shall Perish - Hate. Malice. Revenge
2004: Mnemic - The Audio Injected Soul
2005: Trivium - Ascendancy
2006: Insomnium - Above the Weeping World
2007: Despised Icon - The Ills of Modern Man
2008: Dead to Fall - Are You Serious?
2009: Vektor - Black Future
2010: Crystal Lake - Into the Great Beyond
2011: Trivium - In Waves
2012: Twelve Foot Ninja - Silent Machine
2013: Living Sacrifice - Ghost Thief
The best of the most recent (2014-present)/A greater new uprising:
2014: Beartooth - Disgusting
2015: Amorphis - Under the Red Cloud
2016: Insomnium - Winter's Gate
2017: Gothminister - The Other Side
2018: The Browning - Geist
2019: Northlane - Alien
2020: Code Orange - Underneath
2021: Trivium - In the Court of the Dragon
2022: Lorna Shore - Pain Remains
2023 so far: Insomnium - Anno 1696
2023 albums I'm looking forward to getting:
For the Fallen Dreams - For the Fallen Dreams (self-recommendation)
Chelsea Grin - Suffer in Heaven
Kamelot - The Awakening (revisiting one of the only power metal bands I still want to keep)
August Burns Red - Death Below
Ne Obliviscaris - Exul
Attack Attack! - Dark Waves EP
Enter Shikari - A Kiss for the Whole World
Crown the Empire - Dogma (self-recommendation)
Deathstars - Everything Destroys You
Unearth - The Wretched; The Ruinous
The Acacia Strain - Step into the Light/Failure Will Follow (self-recommendation)
The Amity Affliction - Not Without My Ghosts (self-recommendation)
Veil of Maya - Mother
The Ocean - Holocene
Omnium Gatherum - Slasher EP (self-recommendation)
Godflesh - Purge
Saturnus - The Storm Within (revisiting a Fallen band to try to revive my interest)
Pyramaze - Bloodlines (self-recommendation)