Ground Attacker Bugroth + Yamadron → Metal Dragon

Ground Attacker Bugroth + Flying Penguin → Amphibious Bugroth

Ground Attacker Bugroth + Toon Alligator → Amphibious Bugroth

Ground Attacker Bugroth + Zone Eater → Amphibious Bugroth

Ground Attacker Bugroth + Ooguchi → Amphibious Bugroth

Ground Attacker Bugroth + Emperor of the Land and Sea → Amphibious Bugroth

Ground Attacker Bugroth + Tatsunootoshigo → Amphibious Bugroth

Ground Attacker Bugroth + Thunder Dragon → Metal Dragon

Ground Attacker Bugroth + Water Magician → Amphibious Bugroth

Ground Attacker Bugroth + Ice Water → Amphibious Bugroth

Ground Attacker Bugroth + Waterdragon Fairy → Amphibious Bugroth

Ground Attacker Bugroth + Water Girl → Amphibious Bugroth