Research current Standard or Alchemy metagames to find tier-one or tier-two decks that suit your playstyle
Davriel, Rogue Shadowmage Getting two or three uses of targeted discard is usually on the weak side, so the best aspect of Davriel, Rogue Shadowmage is that you get a passive effect that punishes opponents for not having cards
To get around this, I'd recommend ignoring the 'minimum of six' rule and use all twelve Bounty cards
Kuja, Genome Sorcerer Making little black Wizards who ping on casting is useful, and provides Kuja with a spot in spellslinger commander decks,and when transformed, they can turn it into a quick kill condition
This is just a good rate, and it gets better if you've got some ways to blink or recur the Reinforcements
Nazahn, Revered Blacksmith [Cat]: Tutor effect, that's great