AttackCharge Beam
Flip a coin. If heads, attach an Energy card from your discard pile to this Pokémon.

Tynamo is Pokédex #602, generation 5 (Unova). Tynamo is a Basic Lightning Pokémon with 40 HP. The card lists Eelektrik, Eelektrik (#603) under evolves to.
Tynamo sits at 44/108 in Dark Explorers, position 44 of 111. Before it is 43 Galvantula, and after it is 45 Tynamo. 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 Charge Beam lists 10 damage. The cost is Colorless. Flip a coin. If heads, attach an Energy card from your discard pile to this Pokémon. Weakness is Fighting ×2. Retreat cost is 1. The flavor text reads "These Pokémon move in schools. They have an electricity-generating organ, so they discharge electricity if in danger."
Tynamo (#602) has 16 other cards in the catalog. Those other cards are in 13 sets. The other printings with a release date run from 2011 to 2026. The earliest other card is Tynamo 38/101 in Noble Victories (2011). Both list 40 HP. Both list the rarity Common. sui illustrated that card, and Midori Harada illustrated this one. 4 other cards of Tynamo list a different HP.
The illustrator line reads Midori Harada. I count 352 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. Tynamo can fill a slot in Generation 5 binder (Unova). I still need this card.
Flip a coin. If heads, attach an Energy card from your discard pile to this Pokémon.
These Pokémon move in schools. They have an electricity-generating organ, so they discharge electricity if in danger.
Dark Explorers, in the Black & White series. It was released on May 9, 2012. The printed size is 108.
44/108. It is entry 44 of 111 in this checklist.
Midori Harada. The catalog lists 352 other cards with that illustrator.
Common.
Tynamo #602, generation 5 (Unova).
Charge Beam (10).