AttackAssurance
As long as the Defending Pokémon's remaining HP is 60 or less, this attack's base damage is 60 instead of 30.

Rampardos is Pokédex #409, generation 4 (Sinnoh). Rampardos is a Stage 2 Fighting Pokémon with 120 HP. The card lists level 48. The card says it evolves from Cranidos. In this catalog that name is Cranidos (#408).
Rampardos sits at 33/123 in Mysterious Treasures, position 33 of 124. Before it is 32 Ninetales, and after it is 34 Slaking. The set belongs to the Diamond & Pearl series. It was released on August 1, 2007. The printed size is 123. This checklist is longer, at 124 cards. The listed rarity is Rare.
The attack Assurance lists 30 damage. The cost is Fighting, Colorless. As long as the Defending Pokémon's remaining HP is 60 or less, this attack's base damage is 60 instead of 30. Hasty Headbutt is another attack lists 100 damage. The cost is Fighting, Fighting, Fighting. Rampardos does 20 damage to itself. This attack's damage isn't affected by Weakness, Resistance, Poké-Powers, Poké-Bodies, or any other effects on the Defending Pokémon. Weakness is Grass +30. Retreat cost is 1. The flavor text reads "Its powerful head butt has enough power to shatter even the most durable things upon impact."
Rampardos (#409) has 7 other cards in the catalog. Those other cards are in 6 sets. The other printings with a release date run from 2007 to 2026. The earliest other card is Rampardos 5/17 in POP Series 6 (2007). Both list 120 HP. Both list the rarity Rare. 6 other cards of Rampardos list a different HP.
The illustrator line reads Kazuyuki Kano. I count 26 other cards in the catalog with that illustrator.
Mysterious Treasures set binder is where a full Mysterious Treasures set goes. This card fills one slot there. A generation binder holds one card of each species. Rampardos can fill a slot in Generation 4 binder (Sinnoh). I still need this card.
As long as the Defending Pokémon's remaining HP is 60 or less, this attack's base damage is 60 instead of 30.
Rampardos does 20 damage to itself. This attack's damage isn't affected by Weakness, Resistance, Poké-Powers, Poké-Bodies, or any other effects on the Defending Pokémon.
Its powerful head butt has enough power to shatter even the most durable things upon impact.
Mysterious Treasures, in the Diamond & Pearl series. It was released on August 1, 2007. The printed size is 123.
33/123. It is entry 33 of 124 in this checklist.
Kazuyuki Kano. The catalog lists 26 other cards with that illustrator.
Rare.
Rampardos #409, generation 4 (Sinnoh).
Assurance (30) and Hasty Headbutt (100).