pokemon uxie card - 41/131 - Forbidden Light Astral Radiance Type Uxie - Mysterious Treasures -

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

Discover always comes with a number, and that number tells you the mana value youre limited to

Green lets you play all of the best mana ramp, too

As such, theres a bit more that players need to know about Battle cards