Rite of Harmony by paying ({G} magic symbol) ({W} magic symbol) , causing you to draw a card whenever a creature or enchantment enters the battlefield under your control this turn.
Cast
Leashling by paying ({0} magic symbol) .
Leashling enters the battlefield, triggering
Rite of Harmony, causing you to draw a card.
Activate
Leashling by putting a card from your hand on top of your library, returning