The Joker's Wild - If the challenger spins 3 Jokers and answers correctly, the champion should have still gotten one final spin to try to do the same thing.
Card Sharks (later NBC and all Eubanks and Rafferty run), make the Big Bet a no push rule to add a bit more drama to the Big Bet.
Password Plus (one thing Super Password got right), any illegal clue would make the bonus just be $100 per word, not $4,000 for one illegal clue.
Family Feud - They upped the amount to $20,000 for Fast Money, couldn't they at least pay $10 per point, or why not $25 per point even?
Let's Make A Deal (Brady) - Still have 2 players going for the Big Deal instead of just one.
Wheel Of Fortune - Bring back returning champions for up to 3 nights, unless they win the $1,000,000.