If you mean 'challenging' other characters, or glimmers, in play Steel and Ruby are good at challenging and can get benefits for banishing opposing characters during challenges
Seymour Guado (Kinnan, Bonder Prodigy) The best things you can do in Commander are drawing cards and generating mana
When she is banished from play, she becomes a resource for you instead of going to the discard pile she is always with you
My Final Fantasy XIV fangirl heart is overjoyed at the inclusion of an Emet-Selch card, as well as other familiar faces like Kefka from FFVI and Sephiroth from FFVII
Absolute Virtue has an iconic place in FINAL FANTASY XI's legacy and has such an interesting visual design, it was a no-brainer for us to include it in the set
Mickey Mouse Food Fight Defender is excellent here, or the new Clarabelle Clumsy Guest also give you some flexibility against items