Instantáneo
Agrega

a tu reserva de maná por cada criatura atacante que controlas. Hasta el final del turno, las criaturas atacantes que controlas ganan "

: Esta criatura obtiene +1/+0 hasta el final del turno".
Remember that unused mana is lost at the end of each step and phase. For example, if you cast Dragonrage during your declare attackers step, except in very rare cases, the mana Dragonrage generates won't last until the declare blockers step or the postcombat main phase.