Satellite Cannon

Level 5 LIGHT/Machine Effect
0 ATK / 0 DEF

This card cannot be destroyed by battle with a Level 7 or lower monster. During each of your End Phases: This card gains 1000 ATK. If this card attacks, this increased ATK returns to 0, after damage calculation.

Rulings – Yugipedia

Printings:

Champion Pack: Game One: CP01-EN001 (Ultra Rare) - 2006-11-11
Dark Revelation Volume 4: DR04-EN241 (Secret Rare) - 2007-11-14
Turbo Pack: Booster One: TU01-EN007 (Rare) - 2009-08-15
Cyber Dragon Revolution Structure Deck: SDCR-EN012 (Common) - 2014-02-06

Prices:

Cardmarket: 0.13 €
TCGplayer: $ 0.17