Hydrogeddon

Level 4 WATER/Dinosaur Effect Monster
1600 ATK / 1000 DEF

When this card destroys an opponent's monster by battle and sends it to the GY: You can Special Summon 1 "Hydrogeddon" from your Deck.

Rulings – Yugipedia

Printings:

Elemental Energy: EEN-EN013 (Common) - 2005-11-16
Structure Deck: Dinosaur's Rage: SD09-EN010 (Common) - 2006-10-20
Champion Pack: Game Four: CP04-EN005 (Super Rare) - 2007-09-06
Dark Revelation Volume 4: DR04-EN073 (Super Rare) - 2007-11-14
Legendary Collection 2: The Duel Academy Years Mega Pack: LCGX-EN190 (Ultra Rare) - 2011-10-04
Legendary Duelists: LEDU-EN040 (Common) - 2017-09-07
Speed Duel GX: Duel Academy Box: SGX1-ENI08 (Common) - 2022-03-17
Speed Duel GX: Duel Academy Box: SGX1-ENI08 (Secret Rare) - 2022-03-17
Speed Duel GX: Midterm Paradox: SGX2-ENC03 (Common) - 2022-10-06

Prices:

Cardmarket: 0.09 €
TCGplayer: $ 0.07