Let's hear it for our good Selesnya's overlords
The practical takeaway: if your deck leans on tokens and reanimation (Estrid, Anikthea, Starfield of Nyx), you want constellation payoffs the cast-enchantresses will sit there doing nothing while your Aura tokens and reanimated enchantments enter
She has a triggered ability that creates a 1/1 green squirrel creature token whenever she enters or attacks, and an activated ability that costs one generic and three green mana to create one squirrel token for every squirrel you already control
Gandalf, meanwhile, is not an elf
Resource management is crucial knowing when to use Supporter cards and when to save them can determine the outcome
In the time since, she has lived many lives, but through them all, she has collected and maintained a sprawling private collection of artifacts from the old world