Which means you can use the effect, go through your plays and get a Rainbow Dragon or one of its variants on the field, and then during the Battle Phase you get to pick which of your Crystal monsters gets to use that effect
With Mizuki in the GY, you can use it during your next turn for a follow-up combo, similar to the next section
Its fairly versatile, as well, able to take defensive or offensive roles depending on the teams needs
Cards within this set are included in the English Surging Sparks expansion
Cards that replenish consumables or discard assets in the play area are necessary, but since they are not automatically discarded, they can be left in the play area and used to replenish consumables appropriately without having to pick them up and play again, which can be an advantage in some cases