Armillary Sphere Bitterthorn, Nissa's Animus Braidwood Sextant Burnished Hart Campus Guide Canoptek Wraith Compass Gnome Dauntless Scrapbot Dune Mover Ecologist's Terrarium Embermouth Sentinel Everything Pizza Fountainport Bell Hithlain Rope Horizon Spellbomb Journeyer's Kite Keys to the House Marshals' Pathcruiser Monument to Perfection Moonsilver Key Mycosynth Wellspring Navigation Orb Ominous Parcel Pilgrim's Eye Renegade Map Scampering Surveyor Shardless Outlander Silver Deputy Skittering Surveyor Solemn Simulacrum Spider-Bot Steelweb Surveyor Strixhaven Skycoach Subway Train Surveyor's Scope Sword of Hearth and Home Sword of the Animist Thaumatic Compass Traveler's Amulet Vinewoven Chariot Wanderer's Twig Wayfarer's Bauble Wild-Field Scarecrow World Map
4: 3%), 57 Uncommon, and 1112 Common cards
But there's a drawback: it will have a finality counter, so you might just lose it for good, but, because it is so cheap, and you can use it at the end of every turn, it is incredibly powerful
Ponder / Preordain /Serum Visions / Slight of Hand 6.5 These are your bread and butter card quality effects
While its better known as an interaction spell, stapling any amount of mana acceleration to a 2 mana counter is ridiculously efficient, and there are only a handful of counterspells in the game that would be considered better even after 30 years