Xyz Soul

Normal Trap

Target 1 Xyz Monster in either player's Graveyard; all monsters you currently control gain ATK equal to its Rank x 200, then you can shuffle it into the Extra Deck. This ATK increase lasts until the End Phase.

Rulings – Yugipedia

Printings:

Return of the Duelist: REDU-EN073 (Common) - 2012-08-24

Prices:

Cardmarket: 0.05 €
TCGplayer: $ 0.13