Cyberdark Cannon

Level 3 DARK/Dragon Effect Monster
1600 ATK / 800 DEF

If this card is sent to the GY while equipped to a monster: You can draw 1 card. You can only use each of the following effects of "Cyberdark Cannon" once per turn.
● You can discard this card; add 1 Machine "Cyberdark" monster from your Deck to your hand.
● During damage calculation, if a monster equipped with this card battles: You can send 1 monster from your Deck to the GY.

Rulings – Yugipedia

Printings:

Legendary Duelists: LEDU-EN022 (Rare) - 2017-09-07
Legendary Duelists: Season 1: LDS1-EN034 (Common) - 2020-07-02
Structure Deck: Cyber Strike: SDCS-EN016 (Common) - 2021-10-14

Prices:

Cardmarket: 0.07 €
TCGplayer: $ 0.16