You can rebuy for an additional 8-mana if desperate with Mavinda, Students' Advocate It's very easy to deck yourself and your draw triggers are not a 'may.' If your loop is going, you may consider not blinking card draw or purposefully blinking Gilded Lotus instead of Coveted Jewel.
Abilities that trigger whenever a creature enters the battlefield won't trigger
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Dionus, Elvish Archdruid Dionus, Elvish Archdruid is absolutely disgusting in a Tyvar the Bellicose or Lathril deck, but they're still pretty powerful on their own
You draw two, and you have the dork you want to Reanimate in your hand
Lickilicky ex is a fun partner for Dialga ex, which it can also power up with Metallic Turbo