Hornfels Jawbreaker

When Hornfels Jawbreaker enters the battlefield,
all creatures you control gain protection from all
colors until your next untap phase.
{t}: Add {b}{r} to your mana pool.
{t}{x}{r}{r}: X creatures you control gain
protection from all colors until your next untap
phase.
"Immortality sounds like the kind of thing you want
until you have it."