As with the March 2012 Gym Challenge, the June 2012 Gym Challenge featurs a promotional card pack of 10 cards: 4 new Pokémon cards, 2 Reverse Holofoil Trainer cards, and 4 Holofoil Energy cards. The four new Pokémon cards are Ampharos, Trubbish, Aron, and Braviary. The 10 promotional cards are numbered 134/BW-P through 143/BW-P.
Below are photos and translations of the new cards.
Gallery
Ampharos 134/BW-P
Trubbish 135/BW-P
Aron 136/BW-P
Braviary 137/BW-P
Rare Candy 138/BW-P
Tool Scrapper 139/BW-P
Grass Energy 140/BW-P
Water Energy 141/BW-P
Psychic Energy 142/BW-P
Metal Energy 143/BW-P
Card text
Ampharos
Ampharos デンリュウDenryu
Hit Points: 140
Random Spark でんじスパーク
This attack does 30 damage to 1 of your opponent's Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)
Electric Gun エレキほう
60+
You may discard all Energy attached to this Pokémon. If you do, this attack does 60 more damage.
weakness ×2
resistance None
retreat cost
Trubbish
Trubbish ヤブクロンYabukuron
Hit Points: 60
Gather Up かきあつめる
Flip a coin. If heads, search you deck for a Pokémon Tool card, reveal it, and put it into your hand.
Sludge Toss ヘドロなげ
20
weakness ×2
resistance None
retreat cost
Aron
Aron ココドラCokodora
Hit Points: 50
Tackle たいあたり
10
Iron Defense てっぺき
Flip a coin. If heads, prevent all effects of attacks, including damage, done to this Pokémon during your opponent's next turn.
weakness ×2
resistance -20
retreat cost
Braviary
Braviary ウォーグルWarrgle
Hit Points: 100
Big Wing おおきなつばさ
Once during your turn (before your attack), if this Pokémon is your Active Pokémon, you may have your opponent switch his or her Active Pokémon with 1 of his or her Benched Pokémon.
Wild Edge ワイルドエッジ
60+
You may do 20 more damage. If you do, this Pokémon does 20 damage to itself.