Step 1: 🌍 Earth and 🌬️ Wind

Combine 🌍 Earth and 🌬️ Wind to create 🌫️ Dust

Step 2: 💧 Water and 🌬️ Wind

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

Step 3: 💧 Water and 🌍 Earth

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

Step 4: 💧 Water and 🔥 Fire

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

Step 5: 🌫️ Dust and 💧 Water

And then, combine 🌫️ Dust and 💧 Water to create 💩 Mud

Step 6: 🌬️ Wind and 🔥 Fire

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

Step 7: 💨 Smoke and 🌊 Wave

Combine 💨 Smoke and 🌊 Wave to create 🏄 Surf

Step 8: 🌱 Plant and 💧 Water

Combine 🌱 Plant and 💧 Water to create 🐊 Swamp

Step 9: 🌱 Plant and 🌱 Plant

Combine 🌱 Plant and 🌱 Plant to create 🌳 Tree

Step 10: 💨 Steam and 🔥 Fire

Combine 💨 Steam and 🔥 Fire to create 🚗 Engine

Step 11: 💩 Mud and 🔥 Fire

Combine 💩 Mud and 🔥 Fire to create 🧱 Brick

Step 12: 🏄 Surf and 💨 Smoke

Combine 🏄 Surf and 💨 Smoke to create 🏄 Surfer

Step 13: 🌳 Tree and 🐊 Swamp

Combine 🌳 Tree and 🐊 Swamp to create 🌱 Mangrove

Step 14: 🚗 Engine and 🚗 Engine

Combine 🚗 Engine and 🚗 Engine to create 🚀 Rocket

Step 15: 🏄 Surfer and 🧱 Brick

Combine 🏄 Surfer and 🧱 Brick to create 🛹 Skateboard

Step 16: 🚀 Rocket and 🌱 Mangrove

Combine 🚀 Rocket and 🌱 Mangrove to create 🌳 Space Tree

Step 17: 🌳 Space Tree and 🛹 Skateboard

Combine 🌳 Space Tree and 🛹 Skateboard to create 🛹🌳 Skateboard Tree