Genex Neutron

Level 4 LIGHT/Machine Effect
1800 ATK / 1200 DEF

Once per turn, during the End Phase, if this card was Normal Summoned this turn: You can add 1 Machine-Type Tuner monster from your Deck to your hand.

Rulings – Yugipedia

Printings:

The Shining Darkness: TSHD-EN097 (Secret Rare) - 2010-05-07
Collectible Tins 2012 Wave 1: CT09-EN005 (Super Rare) - 2012-08-10
Synchron Extreme Structure Deck: SDSE-EN019 (Common) - 2015-08-27

Prices:

Cardmarket: 0.26 €
TCGplayer: $ 0.17