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: 🌬️ 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: 🌊 Lake and 🌊 Lake

And then, combine 🌊 Lake and 🌊 Lake to create 🌊 Ocean

Step 6: 🌱 Plant and 🌊 Lake

As next step, combine 🌱 Plant and 🌊 Lake to create 🌸 Lily

Step 7: 🌱 Plant and 💧 Water

Combine 🌱 Plant and 💧 Water to create 🐊 Swamp

Step 8: 🌱 Plant and 🌬️ Wind

Combine 🌱 Plant and 🌬️ Wind to create 🌼 Dandelion

Step 9: 🌫️ Dust and 🌍 Earth

Combine 🌫️ Dust and 🌍 Earth to create 🪐 Planet

Step 10: 🌪️ Tornado and 🌫️ Dust

Combine 🌪️ Tornado and 🌫️ Dust to create 🌪️ Dust Storm

Step 11: 🐊 Swamp and 🌱 Plant

Combine 🐊 Swamp and 🌱 Plant to create 🪲 Venus Flytrap

Step 12: 🌸 Lily and 🌊 Ocean

Combine 🌸 Lily and 🌊 Ocean to create 🧜‍♀️ Mermaid

Step 13: 🌼 Dandelion and 🐊 Swamp

Combine 🌼 Dandelion and 🐊 Swamp to create 🐸 Frog

Step 14: 🌪️ Dust Storm and 🪐 Planet

Combine 🌪️ Dust Storm and 🪐 Planet to create 🪐 Mars

Step 15: 🧜‍♀️ Mermaid and 🪲 Venus Flytrap

Combine 🧜‍♀️ Mermaid and 🪲 Venus Flytrap to create 🧜‍♀️ Mermaid Flytrap

Step 16: 🪐 Mars and 🐸 Frog

Combine 🪐 Mars and 🐸 Frog to create 👽 Alien

Step 17: 👽 Alien and 🧜‍♀️ Mermaid Flytrap

Combine 👽 Alien and 🧜‍♀️ Mermaid Flytrap to create 👽🧜‍♀️ Alien Mermaid