You don't need to control the spell or ability that creates the tokens, but you do have to be the one creating the tokens for Quina's first ability to apply
Declaration of Naught, an 18-year-old enchantment from Morningtide, has seen its price surge this week, reaching a new all-time high of approximately $29 to $40

Madness Card Gallery Torment Arrogant Wurm Basking Rootwalla Circular Logic Fiery Temper Frantic Purification Obsessive Search Psychotic Haze Strength of Isolation Strength of Lunacy Violent Eruption Time Spiral Planar Chaos Future Sight Shadows over Innistrad Alms of the Vein Asylum Visitor Avacyn's Judgment Biting Rain Bloodmad Vampire Broken Concentration Falkenrath Gorger Fiery Temper From Under the Floorboards Gisa's Bidding Incorrigible Youths Just the Wind Malevolent Whispers Murderous Compulsion Nagging Thoughts Senseless Rage Stensia Masquerade Twins of Maurer Estate Welcome to the Fold Eldritch Moon Abandon Reason Alchemist's Greeting Bloodhall Priest Chilling Grasp Distemper of the Blood Insatiable Gorgers Stromkirk Occultist Voldaren Pariah Weirded Vampire Commander 2019 Modern Horizons 2 Commander Legends: Battle for Baldur's Gate Crimson Vow: Commander March of the Machine: The Aftermath Modern Horizons 3 Best Madness Cards So I gave you a list of all the cards with the madness ability

One thing Ive learned after tracking tons of Magic card prices is that the American and European MTG markets are completely out of synch
A deeper card pool leads to a larger diversity of strategies, so making sure that each individual deck changes over time is less important
Fog effects or pillow-fort strategies can slow you down significantly