"Something you can show, but can't see" also given as "something you can see, but have never seen before" and "something you can see, but can't see" is a riddle in the Yu-Gi-Oh! manga and Japanese anime.
Different characters have interpreted the riddle differently and given different answers.
|Yugi Muto||An unfinished puzzle||Used the riddle as a hint for the treasure inside his box.|
|Joey Wheeler||Friendship||Used the riddle to describe a treasure he has.|
|Joey Wheeler||Smell||Yami Yugi used this as a hint for Joey to figure out Mai's Aroma Tactics.|
|Joey Wheeler||Time||Joey used this as a hint to use "Time Wizard" in his Duel with Mai.|
|Rex Raptor||Takoyaki||Relayed by Mai, who was frustrated from her loss to Joey.|
|Mai Valentine||Weakness||She used this to encourage Yami Yugi, who was losing in his Duel with her.|
|Yami Yugi||A hidden enemy||He suspected Odion, posing as Marik, was not the person he claimed to be.|