A large Tyrannosaurus-like monster with a stony hide and high power and defense. Its name is later changed for the battle card game, but its appearance stays relatively the same.

Etymology Edit

Its name is a reference to the Ankylosaurus, an armored dinosaur with a club tail.


Game Name Description Image
Monster Rancher 1 Anki "Covered with rocks, he has good power but is slow." Anki MR1
Monster Rancher Battle Card Rock Dino N/A
Monster Rancher Battle Card 2 Anki For more info, see Dino Cards. Anki


  • To obtain an Anki in Monster Rancher 1, use
  • To obtain a Rock Dino Card in Monster Rancher Battle Card, battle Milie in the 5th basement of the Rihet Ruins after reaching Master rank.
  • To obtain an Anki Card in Monster Rancher Battle Card 2, use