Card text
Attach a Pokémon Tool to 1 of your Pokémon that doesn't already have a Pokémon Tool attached to it.

Counter Gain is a Trainer card. The listed subtypes are Pokémon Tool.
Counter Gain sits at 170/214 in Lost Thunder, position 170 of 240. Before it is 169 Choice Helmet, and after it is 171 Custom Catcher. The set belongs to the Sun & Moon series. It was released on November 2, 2018. The printed size is 214. This checklist is longer, at 240 cards. The listed rarity is Uncommon.
The card text says: Attach a Pokémon Tool to 1 of your Pokémon that doesn't already have a Pokémon Tool attached to it. The card text says: If you have more Prize cards remaining than your opponent, the attacks of the Pokémon this card is attached to cost Colorless less. The card text says: You may play as many Item cards as you like during your turn (before your attack).
The illustrator line reads Toyste Beach. I count 284 other cards in the catalog with that illustrator.
Lost Thunder set binder is where a full Lost Thunder set goes. This card fills one slot there. I still need this card.
Attach a Pokémon Tool to 1 of your Pokémon that doesn't already have a Pokémon Tool attached to it.
If you have more Prize cards remaining than your opponent, the attacks of the Pokémon this card is attached to cost Colorless less.
You may play as many Item cards as you like during your turn (before your attack).
Lost Thunder, in the Sun & Moon series. It was released on November 2, 2018. The printed size is 214.
170/214. It is entry 170 of 240 in this checklist.
Toyste Beach. The catalog lists 284 other cards with that illustrator.
Uncommon.