Step 1: 💧 Water and 🌬️ Wind

Combine 💧 Water and 🌬️ Wind to create 🌊 Wave

Step 2: 🌬️ Wind and 🌬️ Wind

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

Step 3: 💧 Water and 🔥 Fire

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

Step 4: 💧 Water and 🌍 Earth

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

Step 5: 🌱 Plant and 🌬️ Wind

And then, combine 🌱 Plant and 🌬️ Wind to create 🌼 Dandelion

Step 6: 🌊 Wave and 🌱 Plant

As next step, combine 🌊 Wave and 🌱 Plant to create 🌊 Seaweed

Step 7: 🌱 Plant and 🌱 Plant

Combine 🌱 Plant and 🌱 Plant to create 🌳 Tree

Step 8: 🌪️ Tornado and 🌪️ Tornado

Combine 🌪️ Tornado and 🌪️ Tornado to create 🌀 Hurricane

Step 9: 💨 Steam and 🔥 Fire

Combine 💨 Steam and 🔥 Fire to create 🚗 Engine

Step 10: 🌼 Dandelion and 🌱 Plant

Combine 🌼 Dandelion and 🌱 Plant to create 🌿 Weed

Step 11: 🚗 Engine and 🌊 Seaweed

Combine 🚗 Engine and 🌊 Seaweed to create 🚤 Submarine

Step 12: 🌀 Hurricane and 🌳 Tree

Combine 🌀 Hurricane and 🌳 Tree to create 🌴 Palm

Step 13: 🌿 Weed and 🚗 Engine

Combine 🌿 Weed and 🚗 Engine to create 💨 Vaporizer

Step 14: 🌴 Palm and 🚤 Submarine

Combine 🌴 Palm and 🚤 Submarine to create 🌴 Palm Sub

Step 15: 🌴 Palm Sub and 💨 Vaporizer

Combine 🌴 Palm Sub and 💨 Vaporizer to create 🌴 Palm Vaporizer