Mantyke

Flying, protection from monocolored-blue.
Absorb 2 (If a source would deal damage to this
creature, prevent 2 of that damage.)
{u}{u}, {t}: Sacrifice Mantyke, search your library
for a monocolored-blue Fish Shark creature card
with converted mana cost 5 or less, put it on the battlefield tapped, then shuffle your library.
The pattern on its back varies by region.