Target 2 face-up Xyz Monsters on the field; send those monsters to the Graveyard, then Special Summon from your Extra Deck, 1 Xyz Monster, except a Number' monster, whose Rank is equal to or 1 less than the total Ranks of the sent monsters, and if you do, attach this card to it as an Xyz Material. If you activate this card, your opponent takes no damage for the rest of this turn.'
Atom 1.0
