| [RD/KP05] Star Battle Knight Cheron

Not a Beast, Beast-Warrior or Warrior, but a Fiend.

RD/KP05-JP038 Seisenki Cheron / Star Battle Knight Cheron
Fiend/Effect, LIGHT, Lv 7, ATK 2300, DEF 1800
{Requirement} If your opponent controls a monster, send the top card of your Deck to the Graveyard.
{Effect} Choose 1 face-up monster (Level 5 or higher Fiend) you control. This turn, it inflicts piercing damage (if it attacks a Defense Position monster whose DEF is lower than its ATK, inflict the difference as battle damage).

Source.