Ruby Ring

Creatures you control have haste.
{t}: Add {r}{r}. If you cast an instant or
sorcery spell using this mana, Ruby Ring
deals 1 damage to each opponent.
{3}{r}{t}: Create a */*+1 red Elemental with
"This creature's power is the number of instants and sorceries in your graveyard,
and its toughness is that number plus one.