Vallyn, Eilistraee's Chosen

When Vallyn, Eilistraee's Chosen deals combat
damage to a player, return target Elf creature
card from your graveyard to the battlefield.
{1}{w}{g}: Create a Legendary white and green
Flumph named Squirmp with flying and +X/+1
where X equals Vallyn's power.
Partner with Eilistraee, The Dark Maiden