Gladiator Beast Octavius

Level 7 LIGHT/Winged Beast Effect
2500 ATK / 1200 DEF

When this card is Special Summoned by the effect of a "Gladiator Beast" monster: Target 1 face-down Spell or Trap Card in the Spell & Trap Card Zone; destroy that target. At the end of your Battle Phase, if this card attacked or was attacked: Shuffle this card into the Deck or discard 1 card.

Rulings – Yugipedia

Printings:

Gladiator's Assault Sneak Peek Participation Card: GLAS-ENSP1 (Super Rare) - 2007-11-03
Gladiator's Assault: GLAS-EN000 (Secret Rare) - 2007-11-14
Legendary Collection 2: The Duel Academy Years Mega Pack: LCGX-EN235 (Ultra Rare) - 2011-10-04

Prices:

Cardmarket: 1.02 €
TCGplayer: $ 0.68