Rocket Hermos Cannon

Level 4 LIGHT/Warrior Fusion Effect
1500 ATK / 1300 DEF

Must be Special Summoned with "The Claw of Hermos", using a Warrior monster. If this card is Special Summoned: Target 1 other face-up monster on the field; equip this card to it. It can make a second attack during each Battle Phase, also, if it attacks a Defense Position monster, inflict piercing battle damage to your opponent.

Rulings – Yugipedia

Printings:

Dragons of Legend 2: DRL2-EN010 (Secret Rare) - 2015-07-16
Dragons of Legend: Unleashed: DRL3-EN064 (Ultra Rare) - 2016-08-18
Legendary Dragon Decks: LEDD-ENA41 (Common) - 2017-10-05
Dragons of Legend: The Complete Series: DLCS-EN061 (Common) - 2020-09-10

Prices:

Cardmarket: 0.03 €
TCGplayer: $ 0.13