Even if your opponent has plenty of blockers, instants like Fling or Tend The Pests can put you in an incredibly favorable position just from getting to the attack stage, setting up an easy Wincon
It buffs your legends based on how many others you control, then gives you a cascade-style effect for every legendary spell you cast, grabbing another legendary with a lower mana value and casting it for free
best to whittle away other creatures with removal spells and leave your opponent with just one hexproof creature before casting your Edict
While this one does present the risk of languishing in your hand for some time, you still get three modes that can get you out of trouble, because countering instants will often mean protecting a key creature on your side of the board from a removal spell
Familiar creatures are a broad grouping, so deck design might be a little difficult at first, but since youre in three colors you have plenty to choose from