Phenax has its own spot on the list, but Thassa, Deep-Dwelling gives you an end step flicker
"Dies to Doom Blade" is a bad argument when you're evaluating cards on a 1-to-1 basis, but when you're looking at cards that are only good under certain circumstances, or once you put a lot of work into them, then the "Dies to Doom Blade" argument starts to fall on Doom Blade's side
Im not sure why they opted to turn the OG Kobolds into a token without pumping it up a little, but you definitely need whatever you can get if you really want to make kobold tribal work
Sheoldred / The True Scriptures Sheoldred enters the battlefield and forces each opponent to sacrifice a creature or planeswalker, so its immediately impactful
If you wait until after the declare blockers step, because all combat damage is dealt at once, Yuffie won't normally deal combat damage