pokemon card serperior V & Vstar 008/195- Silver Tempest - Ultra Rare Lot variation to centering Serperior (003/053) - BW1 White

One of the first things you should look for when grading Pokemon cards is how even or uneven the centering is

Nadu, Winged Wisdom is banned in Modern and Commander, the two formats it was conceivably designed for, and a number of other formats as well

This deck has a lot of solid spice in it such as the main deck copies of Unholy Heat which can generally eat mostly any creature or Planeswalker in the format typically

They came as bonus cards in the Final Fantasy Secret Lair series, and werent guaranteed

Lets go for something a bit more fun now

Pacifism and effects like it are really obvious ones in a Limited environment, but cards similar to Dead Weight and the various Impetus effects in Commander also come to mind