Papalyamo, Caller of Bolas

Papalymo, Caller of Bolas can't be damaged by creatures with power 5 of higher.
Crystals you control have "{t}: To add either {u}, {b} or {r} to your mana pool."
"It is precisely when things appear to be proceeding according to plan that we must needs steel ourselves
for impending danger."
—Papalymo