Advanced format ruling
Cybernetic Magician
Card effect (current official text)You can discard 1 card to target 1 face-up monster on the field; that target's ATK becomes 2000 until the End Phase.
Current rulings for this card are maintained by Konami.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Advanced forum — sourced change requests get reviewed.