AttackSing
The Defending Pokémon is now Asleep.

Chansey is Pokédex #113, generation 1 (Kanto). Chansey is a Basic Colorless Pokémon with 100 HP. The card lists Blissey, Blissey (#242) under evolves to.
Chansey sits at 80/108 in Dark Explorers, position 80 of 111. Before it is 79 Bisharp, and after it is 81 Chansey. The set belongs to the Black & White series. It was released on May 9, 2012. The printed size is 108. This checklist is longer, at 111 cards. The listed rarity is Common.
The attack Sing lists no damage number. The cost is Colorless. The Defending Pokémon is now Asleep. Double-Edge is another attack lists 60 damage. The cost is Colorless, Colorless, Colorless. This Pokémon does 30 damage to itself. Weakness is Fighting ×2. Retreat cost is 3. The flavor text reads "A kindly Pokémon that lays highly nutritious eggs and shares them with injured Pokémon or people."
Chansey (#113) has 24 other cards in the catalog. Those other cards are in 23 sets. The other printings with a release date run from 1999 to 2024. The earliest other card is Chansey 3/102 in Base (1999). That card lists 120 HP, and this one lists 100 HP. The rarity there is Rare Holo, and here it is Common. Ken Sugimori illustrated that card, and Kagemaru Himeno illustrated this one. Retreat cost there is 1, and here it is 3. 19 other cards of Chansey list a different HP.
The illustrator line reads Kagemaru Himeno. I count 656 other cards in the catalog with that illustrator.
Dark Explorers set binder is where a full Dark Explorers set goes. This card fills one slot there. A generation binder holds one card of each species. Chansey can fill a slot in Generation 1 binder (Kanto). I still need this card.
The Defending Pokémon is now Asleep.
This Pokémon does 30 damage to itself.
A kindly Pokémon that lays highly nutritious eggs and shares them with injured Pokémon or people.
Dark Explorers, in the Black & White series. It was released on May 9, 2012. The printed size is 108.
80/108. It is entry 80 of 111 in this checklist.
Kagemaru Himeno. The catalog lists 656 other cards with that illustrator.
Common.
Chansey #113, generation 1 (Kanto).
Sing and Double-Edge (60).