Or, the player can cast a non-legendary enchantment creature first, then follow up with Ondu Spiritdancer, since this ability only triggers once per turn.
Unlike cheaper planeswalkers, six-mana walkers wont typically pull you back from a losing boardstate, instead serving to cement an advantage or eke out a win from a tight game
Of course it's red and blue
Pushing your deck above 60 (or 40) cards makes it harder to find key cards, increases the risk of "mana flood" (drawing only lands, so you have nothing to cast) and "mana screw" (drawing too few lands, so you can't cast any of the spells in your hand), and makes it more likely that you'll draw unplayable hands
Scizor is just badass
Its continued appearance across different Pokmon generations and media highlights its enduring appeal