Elenia, Elvish Dryad

+2: Put a 1/1 elf token with "This creature gets +1/+1 for each other elf you control" onto the battlefield.
-3: Destroy target artifact, enchantment, or creature with flying.
-15: You get an emblem with "Elves you control get hexproof, first strike, vigilance, and +1/+1 for each other elf you control."