Step 1: 💧 Water and 💧 Water

Combine 💧 Water and 💧 Water to create 🌊 Lake

Step 2: 🌍 Earth and 🌬️ Wind

Next, combine 🌍 Earth and 🌬️ Wind to create 🌫️ Dust

Step 3: 💧 Water and 🌬️ Wind

Then, combine 💧 Water and 🌬️ Wind to create 🌊 Wave

Step 4: 🌊 Wave and 🌊 Lake

Now, combine 🌊 Wave and 🌊 Lake to create 🌊 Tsunami

Step 5: 💧 Water and 🌍 Earth

And then, combine 💧 Water and 🌍 Earth to create 🌱 Plant

Step 6: 🌫️ Dust and 🌬️ Wind

As next step, combine 🌫️ Dust and 🌬️ Wind to create 🌪️ Sandstorm

Step 7: 💧 Water and 🔥 Fire

Combine 💧 Water and 🔥 Fire to create 💨 Steam

Step 8: 🌊 Wave and 🌱 Plant

Combine 🌊 Wave and 🌱 Plant to create 🌊 Seaweed

Step 9: 🌱 Plant and 💧 Water

Combine 🌱 Plant and 💧 Water to create 🐊 Swamp

Step 10: 🌊 Tsunami and 💨 Steam

Combine 🌊 Tsunami and 💨 Steam to create 🚢 Titanic

Step 11: 🌪️ Sandstorm and 🌱 Plant

Combine 🌪️ Sandstorm and 🌱 Plant to create 🌵 Cactus

Step 12: 🌊 Seaweed and 💨 Steam

Combine 🌊 Seaweed and 💨 Steam to create 🍣 Sushi

Step 13: 🚢 Titanic and 🐊 Swamp

Combine 🚢 Titanic and 🐊 Swamp to create 🐊 Swamp Thing

Step 14: 🍣 Sushi and 🌵 Cactus

Combine 🍣 Sushi and 🌵 Cactus to create 🌵 Cactus Roll

Step 15: 🌵 Cactus Roll and 🐊 Swamp Thing

Combine 🌵 Cactus Roll and 🐊 Swamp Thing to create 🌵 Cactus Thing