U.A. Blockbacker

Level 7 EARTH/Warrior Effect
1600 ATK / 2700 DEF

You can Special Summon this card (from your hand) by returning 1 "U.A." monster you control to the hand, except "U.A. Blockbacker". You can only Special Summon "U.A. Blockbacker" once per turn this way. Once per turn, when your opponent Special Summons a monster(s): You can change their battle positions, and if you do, negate their effects.

Rulings – Yugipedia

Printings:

Secrets of Eternity: SECE-EN088 (Rare) - 2015-01-15

Prices:

Cardmarket: 0.28 €
TCGplayer: $ 0.26