It would be much better if it provided the vigilance keyword or something like it
He enters with a passive ability that sees you draw a card whenever a creature with power four or greater enters under your control
Deharme Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
But morph adds another dimension to it
6 Add: Gilgamesh, Master-At-Arms The Legendary Summon Synergizes Perfectly With The Rest Of The Deck While he does not appear in the original game, Gilgamesh does appear as a secret boss in FF7 Rebirth , so adding Gilgamesh, Master-at-Arms would not only be beneficial to the deck, but it would also, technically, stay on theme with the rest of the cards
The benefit with this commander is that you get a second cast of these cards for free just by doing something that's already productive, which in this case is mutating your commander or other cards onto it