The merfolk may rule the waters, but hippos have never had much respect for authority.

Seventh Edition

Bull Hippo

Islandwalk (This creature is unblockable as long as defending player controls an island.)

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Stay alert: his lumbering may shake the ground itself, but in water, he glides.

Islandwalk (This creature is unblockable as long as defending player has an island in play.)

"How could you not hear it approach? It's a hippo!"
—Argivian commander

Islandwalk (If defending player controls an island, this creature is unblockable.)

Islandwalk (If defending player has any islands in play, Bull Hippo can't be intercepted.)