Both abilities can be useful for combos in their own ways
In order to duel Arkana, you need to have your legs clamped into place
Red's general behavior of being stoic and exclaiming grunts in spin-off games is similar to [[w:c:metroid:Samus Aran|Samus Aran and Link from the Metroid and The Legend of Zelda series, respectively, in which are other major Nintendo franchises and such characters are their main protagonists
There were even powerful cards that cared about your graveyard introduced into Standard through Dominaria and Core 2019 like Whisper, Blood Liturgist, Isareth the Awakener, and Muldrotha, the Gravetide (all of which deserve a second look in Standard in the new meta, but that's another article)
Blacksmith's Skill One of the most efficient protection spells out there, Blacksmith's Skill is an instant that saves any permanent, not just creatures, from targeted removal or destruction effects
This means that these cards are legal for use in any tournaments where the original printings are still legal