Mechanics Newly dropped spoilers show that MTG Final Fantasy will be home to the first Saga creatures
There are some powerful synergy pieces you get access to in blue, like Titan of Littjara, Skystrike Officer, and Tobias, Doomed Conqueror, but I dont think this is the best build of soldier typal in Commander
This will be useful in fixing some major problems that decks have had during the past few expansions: Catcher-stall

Release date: 2015-06-29 Akroan Jailer Ampryn Tactician Anointer of Champions Archangel of Tithes Auramancer Aven Battle Priest Blessed Spirits Celestial Flare Charging Griffin Cleric of the Forward Order Consul's Lieutenant Enlightened Ascetic Enshrouding Mist Gideon's Phalanx Grasp of the Hieromancer Hallowed Moonlight Healing Hands Heavy Infantry Hixus, Prison Warden Knight of the Pilgrim's Road Knight of the White Orchid Knightly Valor Gideon, Battle-Forged Kytheon, Hero of Akros Kytheon's Irregulars Kytheon's Tactics Mighty Leap Murder Investigation Patron of the Valiant Relic Seeker Sentinel of the Eternal Watch Sigil of the Empty Throne Stalwart Aven Starfield of Nyx Suppression Bonds Swift Reckoning Topan Freeblade Totem-Guide Hartebeest Tragic Arrogance Valor in Akros Vryn Wingmare War Oracle Yoked Ox Alhammarret, High Arbiter Anchor to the ther Artificer's Epiphany Aspiring Aeronaut Bone to Ash Calculated Dismissal Clash of Wills Claustrophobia Day's Undoing Deep-Sea Terror Disciple of the Ring Disperse Displacement Wave Dreadwaters Faerie Miscreant Harbinger of the Tides Hydrolash Jace, Telepath Unbound Jace, Vryn's Prodigy Jace's Sanctum Jhessian Thief Maritime Guard Mizzium Meddler Negate Nivix Barrier Psychic Rebuttal Ringwarden Owl Scrapskin Drake Screeching Skaab

Here are a few standout synergies: Future Box Decks With Ultra Necrozma ex, Iron Hands, and Professor Sadas Vitality all working together, Future decks continue to gain tools that improve both consistency and tempo