I have very fond memories of the 1997 Magic video game commonly known as Shandalar
If you can make it indestructible or give it deathtouch, or both, that will turn this into a board wipe or a way to deter an attack to buy time
He'll come around every once in a while for a memorable moment, but he has now successfully transitioned into a full-time bona-fide star
For example, if you control The Ozolith ("Whenever a creature you control leaves the battlefield, if it had counters on it, put those counters on The Ozolith.") when Zack Fair's last ability resolves, you'll put the appropriate number of each kind of counter onto both The Ozolith and the target creature
Card Text: Tribute 1 DARK monster with an ATK of 2000 points or more on your side of the field
You will receive, at random, a Pokmon TCG: First Partner Illustration CollectionSeries that will contain 3 of 9 possible Promo Cards featuring beloved first partner Pokmon from the Johto, Unova, or Galar region