Aboshan, Cephalid Emperor Adric, Mathematical Genius Akal Pakal, First Among Equals Alandra, Sky Dreamer Alexander Clamilton Alexi, Zephyr Mage Alhammarret, High Arbiter Alirios, Enraptured Alora, Merry Thief Alphinaud Leveilleur Alrund, God of the Cosmos Ambassador Laquatus April O'Neil, Hacktivist April O'Neil, Human Element April O'Neil, Live on the Scene April, Reporter of the Weird Arala, Hedron Scaler Arcanis the Omnipotent Arcum Dagsson Argyr, Tidal Spinner Atemsis, All-Seeing Attuma, Atlantean Warlord Azami, Lady of Scrolls Baral, Chief of Compliance Barrin, Master Wizard Barrin, Tolarian Archmage Baxter, Fly in the Ointment Beetle, Legacy Criminal Belion, the Parched Bilbo Baggins, Burglar Bilbo, Luckwearer Bilbo, Thief in the Night Bill Ferny, Bree Swindler Blind Seer Blue Marvel, Adam Brashear Braids, Conjurer Adept Brinelin, the Moon Kraken Bruce Banner Bruvac the Grandiloquent Caelorna, Coral Tyrant Caetus, Sea Tyrant of Segovia Callaphe, Beloved of the Sea Chameleon, Master of Disguise Charix, the Raging Isle Chisei, Heart of Oceans Cloudhoof Kirin Cosima, God of the Voyage Council of Reeds Curie, Emergent Intelligence Cynette, Jelly Drover Danny Pink Deekah, Fractal Theorist Denethor, Stone Seer Doc Ock, Sinister Scientist Donal, Herald of Wings Donatello, Gadget Master Donatello, Mutant Mechanic Donatello, Rad Scientist Donatello, Turtle Techie Donatello, Way with Machines Donatello, the Brains Donnie & April, Adorkable Duo Drafna, Founder of Lat-Nam Echo, Perceptive Prodigy Edgar, King of Figaro Eligeth, Crossroads Augur Elrond, Lord of Rivendell Elrond, Moon-Reader Eluge, the Shoreless Sea Emperor Mihail II Empress Galina Emry, Lurker of the Loch

This works in most decks
Aang Swift Savior variant at $1,144, Wan Shi Tong at ~$82
It first appeared in Conflux and has been a common Commander product reprint since
By the way, geeze, that Impulse isnt in the ZIP code of this list just feels so funny, when I think back to what it would have been like if you had told me that twenty years ago
The card reads: Whenever an opponent casts a spell, you may draw a card unless that player pays one mana. This leads to a lot of extra cards, but it results in whoever plays it having to constantly ask if people will be paying one mana to stop them from drawing a card