Then exile this spell.) "Harmonize [cost]" means "You may cast this card from your graveyard by paying [cost] and tapping up to one untapped creature you control rather than paying the spell's mana cost," "If you cast this spell using its harmonize ability, its total cost is reduced by an amount of generic mana equal to the tapped creature's power," and "If the harmonize cost was paid, exile this card instead of putting it anywhere else any time it would leave the stack." Tapping a creature won't reduce colored mana components of harmonize costs
But it's a one-drop that's very powerful in the mid-game once we have a board since it lets us bounce one of our creatures each turn for free to reuse its enters trigger and trigger our payoffs
It can be a versatile tool in the right situation
Sure, many older cards from the first few years of the game have been since reworded for clarity and to conform with modern interpretations of Magic rules, but thats hardly a surprise
Thirty Years of Pokemon, One Awesome Set
Sports cards, by contrast, are mostly driven by speculation