Sundersteam's Blast

Sundersteam's Blast deals 3 damage to any target.
As long as {w} was spent to cast Sundersteam's Blast, it has lifelink.
As long as {b} was spent to cast Sundersteam's Blast, it has deathtouch.
"A blow from the great Krythis is a fate of mystery. You will see death, but the pay in which you perish is a choice made for you."