Commanders Insight Because we needed a better Zenith, we have Commander's Insight
It also doubles up with Mox Opal to put you into a range where you can reliably exploit early three mana turns

Aang, the Last Airbender Abigale, Eloquent First-Year Aclazotz, Deepest Betrayal Adelbert Steiner Aerith Gainsborough Alchemist's Assistant Apocalypse Runner Archenemy's Charm Archon's Glory Ardyn, the Usurper Aurelia's Vindicator Baron Bertram Graywater Barrow Naughty Basilisk Collar Basri, Tomorrow's Champion Bishop's Soldier Brave Brawler Bre of Clan Stoutarm Brightblade Stoat Captain Marvel, Earth's Protector Case of the Gorgon's Kiss Cat-Gator Cecil, Redeemed Paladin Circle of Power Cloak and Dagger, Entwined Comet Crawler Congregation Gryff Cosmic Spider-Man Crossway Troublemakers Cult Healer Cursed Courtier Dashing Bloodsucker Dawnstrike Vanguard Deep-Cavern Bat Desperate Bloodseeker Dissection Tools Dragonbroods' Relic Drogskol Reaver Dust Animus Echo of Dusk Egrix the Bile Bulwark Eirdu, Carrier of Dawn Elegy Acolyte Elenda, Saint of Dusk Enduring Innocence Enter the Avatar State Eriette, the Beguiler Exalted Sunborn Ezrim, Agency Chief Fear of Infinity Felidar Savior Fell Gravship Foggy Swamp Hunters Foggy Swamp Spirit Keeper Foot Mystic Galian Beast Gargantuan Leech Garnet, Princess of Alexandria Generous Betty Wray Give In to Violence Gloryheath Lynx Grasping Shadows Guarded Heir Gumdrop Poisoner Gwenom, Remorseless Hardened Academic Healer's Hawk Heartflame Duelist Hope Estheim Inkshape Demonstrator Invisible Woman, Sue Storm Isilu, Carrier of Twilight

The selected Character cannot attack until the end of your opponent's next turn
The unearth ability is also quite significant as a form of recursion to make pulling the meld off easier