Rainbow Marine Mermaid + Brave Scizzar → Metal Fish

Rainbow Marine Mermaid + The Statue of Easter Island → Mystical Sand

Rainbow Marine Mermaid + Muka Muka → Mystical Sand

Rainbow Marine Mermaid + Sand Stone → Mystical Sand

Rainbow Marine Mermaid + Milus Radiant → Nekogal #2

Rainbow Marine Mermaid + Togex → Nekogal #2

Rainbow Marine Mermaid + Skelengel → Dark Witch

Rainbow Marine Mermaid + Hane-Hane → Marine Beast

Rainbow Marine Mermaid + Misairuzame → 7 Colored Fish

Rainbow Marine Mermaid + Tongyo → 7 Colored Fish

Rainbow Marine Mermaid + Dharma Cannon → Metal Fish

Rainbow Marine Mermaid + Wow Warrior → 7 Colored Fish