AttackBreak Through
This attack does 30 damage to 1 of your opponent's Benched Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)

XY Black Star Promos is a set in the XY series. It was released on 12 October 2013. The printed size is 211. This checklist is longer, at 216 cards. Xerneas-EX is XY07/211, in position 7 of 216 on this checklist. Before it is XY06 Yveltal, and after it is XY08 Yveltal-EX. The listed rarity is Promo.
Xerneas-EX is a Basic EX Fairy Pokémon with 170 HP. In the Pokédex this is Xerneas (#716), generation 6 (Kalos).
5ban Graphics illustrated this card. The same name is on 1,629 other cards in the catalog.
Xerneas (#716) has 22 other cards in the catalog. Those other cards are in 14 sets. The other printings with a release date run from 2013 to 2026. The earliest other card is Xerneas XY05/211 in XY Black Star Promos (2013). That card is named Xerneas, while this one is Xerneas-EX. That card lists 130 HP, and this one lists 170 HP. Both list the rarity Promo. 18 other cards of Xerneas list a different HP.
The attack Break Through lists 60 damage. The cost is Fairy, Colorless, Colorless. This attack does 30 damage to 1 of your opponent's Benched Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.) X Blast is another attack lists 140 damage. The cost is Fairy, Fairy, Colorless, Colorless. This Pokémon can't use X Blast during your next turn. Weakness is Metal ×2. Resistance is Darkness -20. Retreat cost is 2. The card text says: Pokémon-EX rule: When a Pokémon-EX has been Knocked Out, your opponent takes 2 Prize cards.
I keep a set binder for XY Black Star Promos, meant to hold every card of that set. This card is one slot in the XY Black Star Promos set binder. A generation binder holds one card of each species. Xerneas can fill a slot in Generation 6 binder (Kalos). I still need this card.
This attack does 30 damage to 1 of your opponent's Benched Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)
This Pokémon can't use X Blast during your next turn.
Pokémon-EX rule: When a Pokémon-EX has been Knocked Out, your opponent takes 2 Prize cards.
XY Black Star Promos, in the XY series. It was released on 12 October 2013. The printed size is 211.
XY07/211. It is entry 7 of 216 in this checklist.
5ban Graphics. The catalog lists 1,629 other cards with that illustrator.
Promo.
Xerneas #716, generation 6 (Kalos).
Break Through (60) and X Blast (140).