Harpie's Pet Baby Dragon

Level 4 WIND/Dragon Effect Monster
1200 ATK / 600 DEF

This card gains effects based on the number of "Harpie" monsters you control, except "Harpie's Pet Baby Dragon".
● 1 or more: Your opponent cannot target "Harpie" monsters you control for attacks, except "Harpie's Pet Baby Dragon".
● 2 or more: Double the original ATK and DEF of this card.
● 3 or more: Once per turn: You can target 1 card your opponent controls; destroy that target.

Rulings – Yugipedia

Printings:

Enemy of Justice: EOJ-EN013 (Rare) - 2006-05-17
Enemy of Justice: EOJ-EN013 (Ultimate Rare) - 2006-05-17
Structure Deck: Lord of the Storm: SD8-EN017 (Common) - 2006-07-12
Dark Revelation Volume 4: DR04-EN193 (Rare) - 2007-11-14
Legendary Collection 4: Joey's World Mega Pack: LCJW-EN093 (Common) - 2013-10-11
Legendary Duelists: Season 2: LDS2-EN071 (Common) - 2021-01-21

Prices:

Cardmarket: 0.19 €
TCGplayer: $ 0.25