Phyrexian Triniform is bonkers on that solo
I know most of that deck already goes off, but it goes harder
Black Chocobo Cactuar Chocobo Racetrack Clash of the Eikons Cloud of Darkness Coliseum Behemoth Diamond Weapon Exdeath, Void Warlock Galuf's Final Act Garnet, Princess of Alexandria Gladiolus Amicitia Ignis Scientia Neo Exdeath, Dimension's End Omega, Heartless Evolution Quina, Qu Gourmet Ragnarok, Divine Deliverance Reach the Horizon Ride the Shoopuf Rinoa Heartilly Rydia's Return Rydia, Summoner of Mist Sazh's Chocobo Sidequest: Raise a Chocobo Summon: Fenrir Tifa's Limit Break Torgal, A Fine Hound Vanille, Cheerful l'Cie
it is core to long-term satisfaction
A little self-mill or an alternate use for cards like Entomb in your Ghen, Arcanum Weaver deck and you can really start doing some things