As Gollum enters, choose odd or even. (Zero is even.) Whenever an opponent casts a spell with mana value of the chosen quality, choose one that hasn't been chosen — • Put a +1/+1 counter on Gollum. • Each opponent loses 2 life and you gain 2 life. • Draw a card.
![Gollum, Riddle Master [The Hobbit]](http://www.cardmerchanttakapuna.co.nz/cdn/shop/files/af23e4b1-5cee-54c8-bb4e-84754aeb6c71.png?v=1786395479&width=1445)