Raya-Sing, the Curious

Whenever an opponent plays two or more spells
a turn, draw a card then place a land from your
hand onto the battlefield. Each opponent draws
a card and may pay two life to place a land from
your hand onto the battlefield.
Whenever you cause an opponent to draw a
card gain one life.
{r}{g}{w}{u}, {t} : Until the start of your next
turn, target player takes damage equal to the
number of cards you cause opponents to draw.