Vel, Crafter of Expirements

Whenever you cast a spell with two or more
targets, add {r}.
{2}, Discard a card, {t}: You may add an additional
target to the next instant or sorcery spell you cast
this turn.
Whenever you cast an overloaded spell, you gain
1 life and you may draw a card. Vel, Crafter of
Expirements gains indesructible until end of turn.