Hypnocorn

Level 4 DARK/Beast Effect Monster
1400 ATK / 600 DEF

When this card is Normal Summoned, if your opponent controls a monster and you control no other monsters: You can target 1 Set Spell/Trap Card on the field; destroy that target.

Rulings – Yugipedia

Printings:

Duelist Revolution: DREV-EN018 (Rare) - 2010-08-17
War of the Giants Reinforcements: WGRT-EN034 (Super Rare) - 2014-01-17
War of the Giants: Round 2: BPW2-EN034 (Super Rare) - 2014-01-17
Battle Pack 3: Monster League: BP03-EN077 (Common) - 2014-07-31
Battle Pack 3: Monster League: BP03-EN077 (Shatterfoil Rare) - 2014-07-31

Prices:

Cardmarket: 0.07 €
TCGplayer: $ 0.13