Mabosstiff ex, Atticus & more have been revealed in the 2nd Scarlet & Violet Pokemon Card Promo set.
These cards will be available in the future at participating Pokemon Card Gym Stores in Japan.
Also Penny 057/SV-P has been revealed as a seperate mirrorfoil promo, to be given out during Pokémon Card Gym tournament battles.
CC - Daunt 30
During your opponent's next turn, the Defending Pokémon's attacks deal 50 less damage.
DCC - Proud Fangs 100
If any of your Benched Pokémon has any damage counters on it, this attack does 120 more damage.
Translated by ToineLay
L - Thunder Wave
Flip a coin. If heads, your opponent’s Active Pokémon is now Paralyzed.
LLC - Two-Humped Bolt 10+
You may discard up to 2 basic Lighting Energy from this Pokémon. This attack does 80 more damage for each card you discarded in this way.
Translation confirmed by ToineLay