The ideal way to win is simple: Turn 1: Swamp, Play Dark Ritual, Cabal Ritual, Entomb: Getting Griselbrand, Cast Shallow Grave to drag Big Gris' butt out of the grave, Activate Griselbrand's ability twice to draw fourteen cards, Then Play any ritual effects you drew, aka Dark Ritual & Cabal Ritual, afterwards it's up to you how you get to ten spells cast in the phase, but you will finish out by playing Tendrils of Agony
It is important to remember that a Link Monster can ONLY be Link Summoned into your Extra Monster Zone or another Main Monster Zone that a Link Monster you control points to
Obviously, Modern Horizons 3 takes the cake when it comes to overall power level, but this was far from the only set to have a major impact on Constructed and Commander
While low power by today's standard of dork Plaguelord is still a powerful card once in play and is a perfect fit for this archetype other than the cost