Step 1: 💧 Water and 🌬️ Wind

Combine 💧 Water and 🌬️ Wind to create 🌊 Wave

Step 2: 💧 Water and 🔥 Fire

Next, combine 💧 Water and 🔥 Fire to create 💨 Steam

Step 3: 🌬️ Wind and 🌬️ Wind

Then, combine 🌬️ Wind and 🌬️ Wind to create 🌪️ Tornado

Step 4: 💧 Water and 🌍 Earth

Now, combine 💧 Water and 🌍 Earth to create 🌱 Plant

Step 5: 💧 Water and 💧 Water

And then, combine 💧 Water and 💧 Water to create 🌊 Lake

Step 6: 🌬️ Wind and 🔥 Fire

As next step, combine 🌬️ Wind and 🔥 Fire to create 💨 Smoke

Step 7: 🌊 Wave and 🌱 Plant

Combine 🌊 Wave and 🌱 Plant to create 🌊 Seaweed

Step 8: 💨 Steam and 🔥 Fire

Combine 💨 Steam and 🔥 Fire to create 🚗 Engine

Step 9: 🌪️ Tornado and 🌪️ Tornado

Combine 🌪️ Tornado and 🌪️ Tornado to create 🌀 Hurricane

Step 10: 🌱 Plant and 🌱 Plant

Combine 🌱 Plant and 🌱 Plant to create 🌳 Tree

Step 11: 💨 Smoke and 🌊 Lake

Combine 💨 Smoke and 🌊 Lake to create 🌫️ Fog

Step 12: 🚗 Engine and 🌊 Seaweed

Combine 🚗 Engine and 🌊 Seaweed to create 🚤 Submarine

Step 13: 🌀 Hurricane and 🌳 Tree

Combine 🌀 Hurricane and 🌳 Tree to create 🌴 Palm

Step 14: 🌫️ Fog and 🌳 Tree

Combine 🌫️ Fog and 🌳 Tree to create 👻 Ghost

Step 15: 🌴 Palm and 🚤 Submarine

Combine 🌴 Palm and 🚤 Submarine to create 🌴 Palm Sub

Step 16: 🌴 Palm Sub and 👻 Ghost

Combine 🌴 Palm Sub and 👻 Ghost to create 🌴 Palm Ghost