In Magic's case, this is usually because they cost too much, so by the time you can cast it, you would already be ahead in the match
Fusion Summon 1 "Buster Blader, the Dragon Destroyer Swordsman" from your Extra Deck, by banishing its Fusion Materials from your GY
Heres a breakdown of the top categories of cards worth grading, from iconic staples to personal treasures
Special Summon 1 "Krawler" monster from your hand, Deck, or GY to your zone the target points to, in face-down Defense Position
Pelakka Wurm, Engulfing Slagwurm, and Plated Slagwurm massive finishers that become terrifying with Baru's buffs
Anyone who had any ideas for things to do with Magic could form a team and create a table for their presentation