A Basic, GX Pokemon Card of type Fighting with the title Marshadow-GX and 150 HP of rarity Promo from the set SM Black Star Promos.  It has the attack Beatdown with the cost Fighting, Fighting, Colorless, the energy cost 3 and the damage of 120. It has the attack Peerless Hundred Blows-GX with the cost Fighting, the energy cost 1 and the damage of 50 with the description: This attack does 50 damage times the number of basic Energy attached to this Pokemon. (You can't use more than 1 GX attack in a game.) It has the ability Shadow Hunt with the description: This Pokemon can use the attacks of Basic Pokemon in your discard pile. (You still need the necessary Energy to use each attack.) It has weakness against Psychic 2. 
Marshadow-GX