Besides doing the damage you may flip two coins when you use this move and the number of heads you get is the amount of damage you can do to each of your opponent's benched Pokemon so if you get two heads you can do 20 damage to each of your opponent's Pokemon
While you don't have many options to get excited about in this set, if you're a fan of Greninja, the sole Greninja chase card is arguably one of the Pokemon's best to appear in the TCG
This card is still available to purchase on eBay, ungraded and graded
This clipart image is transparent backgroud and PNG format
This interaction works well with a commander like Chulane, Teller of Tales, and alongside other merfolk cards like Deeproot Pilgrimage
There is a way to template the ability so that it technically reads a little more blue (for example, instead of preventing the casting, it could allow it and then counter it) but it would just have been significantly wordier and would have had the same basic effect