blastoise original pokemon card - (2/102) - Base Set Flip a coin Pokémon TCG 1995 Blastoise Base

Its most likely going to want to counter cards that are 4 mana value or greater, but you do have to consider that you need cards in your deck at varying points on the curve to get full value

Company: Pokemon USA Brand: Pokemon Series: Sword & Shield Astral Radiance Item Type: Single Card Release Date: May 27, 2022 UPC: Stock #: 397743 Our Guarantees to You, Our Valued Customer

If you battle there, you will get a rare card

- Pull rates: Pull rates are an important consideration when contrasting products

Anything they control that triggers "at the beginning of your upkeep" or similar will trigger during their upkeep step, and they'll eventually draw a card for their draw step