that is, mechanics that only work with other cards that share said mechanic
Notion Thief, Orcish Bowmasters, Narset, Parter of Veils and Consecrated Sphinx all fall into this category
Akainu is one of the most-played individual Characters in OP-16 regardless of which Navy build you run

$0.79 Gau, Feral Youth (0152 - Extended Art) Final Fantasy Commander Decks Variants $0.79 Summoner's Sending (0109 - Extended Art) Final Fantasy Commander Decks Variants $0.69 Cloud's Limit Break (0103 - Extended Art) Final Fantasy Commander Decks Variants $0.49 Helitrooper (0106 - Extended Art) Final Fantasy Commander Decks Variants $0.99 Papalymo Totolymo (0180 - Extended Art) Final Fantasy Commander Decks Variants $0.99 Lord Jyscal Guado (0137 - Extended Art) Final Fantasy Commander Decks Variants $0.49 Blitzball Stadium (0111 - Extended Art) Final Fantasy Commander Decks Variants $1.29 Edgar, Master Machinist (0169 - Extended Art) Final Fantasy Commander Decks Variants $0.69 Blue Mage's Cane (0112 - Extended Art) Final Fantasy Commander Decks Variants $0.69 SOLDIER Military Program (0108 - Extended Art) Final Fantasy Commander Decks Variants $0.79 Interceptor, Shadow's Hound (0147 - Extended Art) Final Fantasy Commander Decks Variants $0.59 Cyan, Vengeful Samurai (0132 - Extended Art) Final Fantasy Commander Decks Variants 0 results found

Before we dive into that, however, there are a few important details to cover