Seymour, Thorned Rose

When you gain mana, gain life equal to mana
gained.
{r}{u}{u}{t}: Counter target instant or sorcery
spell. If spell is countered this way, exile it
instead of putting it into its controller's
graveyard.
{r}{r}{g}{t}: Gain {g/u}. Seymour deals 2
damage to target creature or player.