Holon Phantoms is a set in the EX series. It was released on May 1, 2006. The printed size is 110. This checklist is longer, at 111 cards. Mightyena ex is 101/110, in position 101 of 111 on this checklist. Before it is 100 Mew ex, and after it is 102 Gyarados ★ δ. The listed rarity is Rare Holo EX.
Mightyena ex is a Stage 1 ex Darkness Pokémon with 100 HP. In the Pokédex this is Mightyena (#262), generation 3 (Hoenn). The card says it evolves from Poochyena. In this catalog that name is Poochyena (#261).
Ryo Ueda illustrated this card. The same name is on 462 other cards in the catalog.
Mightyena (#262) has 23 other cards in the catalog. Those other cards are in 17 sets. The other printings with a release date run from 2003 to 2026. The earliest other card is Mightyena 10/109 in Ruby & Sapphire (2003). That card is named Mightyena, while this one is Mightyena ex. That card lists 70 HP, and this one lists 100 HP. The rarity there is Rare Holo, and here it is Rare Holo EX. Atsuko Nishida illustrated that card, and Ryo Ueda illustrated this one. 20 other cards of Mightyena list a different HP.
Driving Howl is listed as Poké-Power. Once during your turn (before your attack), you may choose 1 of the Defending Pokémon and switch it with 1 of your opponent's Benched Pokémon. Your opponent chooses the Benched Pokémon to switch. This power can't be used if Mightyena ex is affected by a Special Condition. The attack Sharp Fang lists 30 damage. The cost is Colorless, Colorless. Hyper Claws is another attack lists 50+ damage. The cost is Darkness, Colorless, Colorless. If the Defending Pokémon is a Stage 2 Evolved Pokémon, this attack does 50 damage plus 40 more damage. Weakness is Fighting ×2. Resistance is Psychic -30. The card text says: When Pokémon-ex has been Knocked Out, your opponent takes 2 Prize cards.
I keep a set binder for Holon Phantoms, meant to hold every card of that set. This card is one slot in the Holon Phantoms set binder. A generation binder holds one card of each species. Mightyena can fill a slot in Generation 3 binder (Hoenn). I still need this card.
Once during your turn (before your attack), you may choose 1 of the Defending Pokémon and switch it with 1 of your opponent's Benched Pokémon. Your opponent chooses the Benched Pokémon to switch. This power can't be used if Mightyena ex is affected by a Special Condition.
If the Defending Pokémon is a Stage 2 Evolved Pokémon, this attack does 50 damage plus 40 more damage.
When Pokémon-ex has been Knocked Out, your opponent takes 2 Prize cards.
Holon Phantoms, in the EX series. It was released on May 1, 2006. The printed size is 110.
101/110. It is entry 101 of 111 in this checklist.
Ryo Ueda. The catalog lists 462 other cards with that illustrator.
Rare Holo EX.
Mightyena #262, generation 3 (Hoenn).
Sharp Fang (30) and Hyper Claws (50+).