Enchantments and enchantress effects are a top priority and not something to be skipped out on whatsoever as an aura deck
Tellah, Great Sage A useful way to evaluate cards is to consider what similar effects cost, and whether you get a discount on the ability

Talrand Tempo Talrand, Sky Summoner | Illustration by Svetlin Velinov Commander (1) Planeswalkers (2) Jace, Architect of Thought Kasmina, Enigmatic Mentor Sorceries (12) Arm with Aether Candlekeep Inspiration Clear the Mind Mana Vapors Mass Diminish Misstep Portent Ravenform Reminisce Silver Scrutiny Winged Words Witness the Future Instants (50) Aetherize Anticipate Brainsurge Chemister's Insight Consider Curate Curfew Depart the Realm Divide by Zero Flow of Knowledge Geistwave Glimpse of Freedom Gush Impulse Into the Flood Maw Jwari Disruption Keep Safe Keep Watch Lazotep Plating Leadership Vacuum Learn from the Past Long River's Pull Ojutai's Breath Oona's Grace Opt Ovinize Peek Polymorphous Rush Radical Idea Reality Ripple Rebuild Repulse Sage's Dousing Scour from Existence Silundi Vision Suspend Telling Time Think Twice Tolarian Winds Unexplained Disappearance Unsubstantiate Unsummon Unwind Vapor Snag Whirlwind Denial Whispers of the Muse Wipe Away You Come to a River You Find the Villains' Lair You See a Guard Approach Artifacts (1) Enchantments (1) Lands (33) Blast Zone Castle Vantress Demolition Field Island x24 Isolated Watchtower Lonely Sandbar Memorial to Genius Remote Isle Rivendell Riptide Laboratory Blue and budget don't always go in the same sentences about Commander, but Talrand, Sky Summoner is an exception

So, what did you think of my Top Ten and the two Honorable Mentions
(2025-06-06) Use the power of the Mutant that died as it last existed on the battlefield to determine how many cards to draw with Jenova's last ability
Ugins Labyrinth If you build around it, this land may be the most rawly powerful card in the set