Sure, Gravebreaker Lamia and Oriq Loremage exist, but theyre a lot higher on the curve and cant be cast at instant speed
Some cards like Flash were banned specifically because of their effects in cEDH, although most of the cards are banned because of their effects on the format in general
For example: the first official Squirrel creatures in Magic didnt release until the Odyssey set in 2001
Reno and Rude These two annoyances from Final Fantasy 7 arent really good in magic form either as they are subpar theft critters, needing to sacrifice to activate the theft, and still requiring you to pay the retail rate for the spells you steal
Landfall decks want to be putting multiple lands onto the battlefield a turn to continuously trigger your landfall triggers
Even if you lost the match, often you walked away from it with valuable technology