The official Japanese site updated with a tutorial type of thing where you can play the two Reshiram and Zekrom theme decks (20 cards in each deck). Both of the mini-decks included Reshiram EX and Zekrom EX!
Scans and translations from Serebii.
Reshiram EX 180 HP [F]
[R][C][C] Shining Claw 50+
Flip a coin. If heads, this attack does 30 more damage.
[R][R][C][C] Brave Fire 150
Flip a coin. If tails, this attack does 50 damage to this Pokémon.
Weakness: [W]x2
Resistance: none
Retreat: [C][C][C]
EX Clause: When Pokémon-EX has been Knocked Out, your opponent takes 2 Prize cards.
Zekrom EX 180 HP [L]
[L][C][C] Shining Claw 50+
Flip a coin. If heads, this attack does 30 more damage.
[L][L][C][C] Strong Bolt 150
Discard 2 Energy cards attached to this Pokémon.
Weakness: [F]x2
Resistance: none
Retreat: [C][C][C]
EX Clause: When Pokémon-EX has been Knocked Out, your opponent takes 2 Prize cards.
Scans and translations from Serebii.
Reshiram EX 180 HP [F]
[R][C][C] Shining Claw 50+
Flip a coin. If heads, this attack does 30 more damage.
[R][R][C][C] Brave Fire 150
Flip a coin. If tails, this attack does 50 damage to this Pokémon.
Weakness: [W]x2
Resistance: none
Retreat: [C][C][C]
EX Clause: When Pokémon-EX has been Knocked Out, your opponent takes 2 Prize cards.
Zekrom EX 180 HP [L]
[L][C][C] Shining Claw 50+
Flip a coin. If heads, this attack does 30 more damage.
[L][L][C][C] Strong Bolt 150
Discard 2 Energy cards attached to this Pokémon.
Weakness: [F]x2
Resistance: none
Retreat: [C][C][C]
EX Clause: When Pokémon-EX has been Knocked Out, your opponent takes 2 Prize cards.