There are always a variety of ways to do this in Standard
These were closer to traditional Commander archetypes than the rest of this years releases

Scientists Aang's Defense Abandon Attachments Aberrant Abeyance Abomination of Gudul Abundance Abundant Growth Abzan Banner Abzan Beastmaster Academic Dispute Academy Elite Academy Loremaster Academy Raider Academy Wall Accelerate Accumulated Knowledge Aclazotz, Deepest Betrayal Acquisition Octopus Acrobatic Maneuver Action News Crew Adrestia Advancing the Spirit Adventure Awaits Adventurer's Airship Aegar, the Freezing Flame Aeon Chronicler Aerial Extortionist Aesi, Tyrant of Gyre Strait Aether Channeler Aether Spellbomb Aether Syphon Afflict Afterlife Insurance Agency Coroner Agent 13, Sharon Carter Agent Maria Hill Agent Venom Agent's Toolkit Aggressive Urge Agna Qel'a Agonasaur Rex Ahriman Air Nomad Legacy Airbending Lesson Airborne Aid Airship Crash Airship Engine Room Akiri, Fearless Voyager Akki Ronin Akki Scrapchomper Akoum Flameseeker Akroma's Blessing Akroma's Vengeance Aladdin's Lamp Alandra, Sky Dreamer Alania, Divergent Storm Alaundo the Seer Alchemist's Apprentice Alchemist's Vial Aleatory Alhammarret's Archive All-Seeing Arbiter Alms Collector Alpharael, Dreaming Acolyte Alphinaud Leveilleur Alquist Proft, Master Sleuth Altanak, the Thrice-Called Altar of the Wretched Amass the Components Amber Gristle O'Maul

Mana ramp is a vital component of successful Commander Deck construction, enabling you to accelerate your mana production and cast powerful spells ahead of schedule
And if it dies, it goes into the command zone, so you cast it again