Flying, trample Whenever an opponent casts a spell, that player creates a Blood token. (It's an artifact with "{1}, {T}, Discard a card, Sacrifice this artifact: Draw a card.") Whenever Bloodvial Purveyor attacks, it gets +1/+0 until end of turn for each Blood token defending player controls.
![Bloodvial Purveyor (Showcase Fang Frame) [Innistrad: Crimson Vow]](http://www.cardmerchanttakapuna.co.nz/cdn/shop/products/218ab6e6-2725-5ed6-aae5-7da28af50c93.jpg?v=1698558403&width=1445)