Captain N'ghathrod Consuming Aberration Dinrova Horror Etherium Abomination Horrid Shadowspinner Krothuss, Lord of the Deep Mindleech Mass Nemesis of Reason Psychic Symbiont Uchbenbak, the Great Mistake Umbris, Fear Manifest
its just so visually delectable
Her subgame works very differently since she has no payoff ultimate to work towards you just convert her loyalty into resources based on what you most need
Barbflare has a single extra point of attack than Irreverent, it has that "haste" ability that lets it attack immediately on entering play, and while it doesn't have menace, it does have first strike, which is equally suitable
Unholy Heat Unholy Heat has the potential to do a good chunk of burn damage for a very low mana cost, but it doesnt fully sync up with Yumas gameplan
You don't need stuff in hand or stuff in bin, just any old artifact in play and you are good to go with Tinker