It can be much harder when you've confirmed receipt which is why we add the separate dialog prompting you to check authenticity etc
Sure, Kaervek's Torch can kill one creature or be sent to the dome for the win, Ray of Command would generate at minimum two-for-one card advantage every time it was cast

Madison Li Guide of Souls Hydroelectric Specimen Liberty Prime, Recharged Lightning Runner Overclocked Electromancer Pinnacle Monk Razorfield Ripper Rex, Cyber-Hound Riddle Gate Gargoyle Robobrain War Mind Roil Cartographer Salvation Colossus Sentry Bot Sphinx of the Revelation Synth Eradicator Tempest Harvester The Motherlode, Excavator Volatile Stormdrake Whirler Virtuoso Witch Enchanter Instants (8) Aether Spike Electrosiphon Galvanic Discharge Glimmer of Genius Harnessed Lightning Rush of Inspiration Sink Into Stupor Tune the Narrative Sorceries (5) Jolted Awake Localized Destruction Reiterating Bolt Suppression Ray Wrath of the Skies Enchantments (4) Aether Revolt Era of Innovation Mechanized Production Scurry of Gremlins Artifacts (19) Aether Refinery Aetherworks Marvel Animation Module Arcane Signet Automated Assembly Line Bespoke Battlewagon Conversion Apparatus Decoction Module Fabrication Module Filigree Racer Gonti's Aether Heart Izzet Generatorium Panharmonicon Plasma Caster Phyrexian Ironworks Sol Ring Solar Transformer Stone Idol Generator Unstable Amulet Lands (33) Adarkar Wastes Aether Hub Arid Mesa Axgard Armory Azorius Chancery Battlefield Forge Cascade Bluffs Command Tower Elegant Parlor Ferrous Lake Flooded Strand Hallowed Fountain HELIOS One Inventors' Fair Island x2 Meticulous Archive Mountain Mystic Gate Mystic Monastery Perilous Landscape Plains Port Town Prairie Stream Raugrin Triome Rugged Prairie Sacred Foundry Scalding Tarn Shivan Reef Skycloud Expanse Spire of Industry Steam Vents Thundering Falls This is my Satya, Aetherflux Genius deck of choice right now

Creatures (22) 4 Pelt Collector 4 Chamber Sentry 4 Hydroid Krasis 4 Ugin's Conjurant 2 Grumgully, the Generous 4 Stonecoil Serpent Planeswalkers (4) Lands (24) Spells (10) Ive been thinking about Song of Creation more, and I wonder if theres something to be said for going all the way in
I have abused it silly with Land Tax for an effective Ancestral Recall on a stick
I don't believe either of those rules are in contention for the top spot of "old rules that would still be be sweet to use in oldschoolmtg", but that is a fully different post