The term "defending player" in the myriad rules (or any other ability of an attacking creature) refers to the player the creature with myriad was attacking at the time it became an attacking creature this combat, the controller of the planeswalker the creature was attacking at the time it became an attacking creature this combat, or the protector of the battle this creature was attacking at the time it became an attacking creature this combat
This is the quickest and most accurate way to identify what set the card was printed in and its rarity
Furthermore, the card also has both the Island and Plains land types, meaning "fetchlands" that look for cards with such subtypes can find it without an issue
Mega Sceptile ex & Pheromosa Can Deal High Damage to Active & Benched Pokmon The real appeal of this deck comes from Mega Sceptile ex's ability to deal 130 damage with just two Grass Energy
Overall, the bans should create more space in the meta for different decks
The beginning of combat step happens every turn, even if there are no creatures on the battlefield that could attack