This Mythic, Legendary creature is shielded by a rare Ward condition for survivability, but if Void successfully triggers when he attacks, the defending player loses half their health , just from him attacking
When the Jungle expansion was released in June 1999, the first print run of holographic rare cards was accidentally produced without the set's rarity symbol, the small black circle, diamond, or star that appears in the bottom-right corner of every card to indicate its rarity tier
2002 Pokemon Expedition Holo Blastoise #4 Grade: PSA 10 Auction House: PWCC Auctions Sale Date: July 2023 Sale Price: $1,740 Market Analysis: 2002 Pokemon Expedition Holo Blastoise #4 2002 Pokemon Expedition Holo Blastoise #4 Supply: PSA has graded 883 of the 2002 Pokemon Expedition Blastoise Pokemon Cards with 78 grading gem mint 10, 286 mint 9, and the remaining NM-MT 8 or less
In order to unlock the special (and often quite powerful) effects found on the flip side of each Battle you'll need to reduce those counters to zero by either attacking said Battle or by using certain types of spells to damage it or remove its counters