Step 1: 💧 Water and 🌍 Earth

Combine 💧 Water and 🌍 Earth to create 🌱 Plant

Step 2: 💧 Water and 💧 Water

Next, combine 💧 Water and 💧 Water to create 🌊 Lake

Step 3: 🌍 Earth and 🌬️ Wind

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

Step 4: 💧 Water and 🔥 Fire

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

Step 5: 💧 Water and 🌬️ Wind

And then, combine 💧 Water and 🌬️ Wind to create 🌊 Wave

Step 6: 💨 Steam and 🌱 Plant

As next step, combine 💨 Steam and 🌱 Plant to create 🍵 Tea

Step 7: 🌊 Wave and 🌊 Lake

Combine 🌊 Wave and 🌊 Lake to create 🌊 Tsunami

Step 8: 🌫️ Dust and 💧 Water

Combine 🌫️ Dust and 💧 Water to create 💩 Mud

Step 9: 💨 Steam and 🔥 Fire

Combine 💨 Steam and 🔥 Fire to create 🚗 Engine

Step 10: 🌬️ Wind and 🔥 Fire

Combine 🌬️ Wind and 🔥 Fire to create 💨 Smoke

Step 11: 💨 Smoke and 🌊 Wave

Combine 💨 Smoke and 🌊 Wave to create 🏄 Surf

Step 12: 🍵 Tea and 🌬️ Wind

Combine 🍵 Tea and 🌬️ Wind to create 🪁 Kite

Step 13: 💩 Mud and 🌊 Tsunami

Combine 💩 Mud and 🌊 Tsunami to create 🌋 Mudslide

Step 14: 🚗 Engine and 🚗 Engine

Combine 🚗 Engine and 🚗 Engine to create 🚀 Rocket

Step 15: 🏄 Surf and 💨 Smoke

Combine 🏄 Surf and 💨 Smoke to create 🏄 Surfer

Step 16: 🌋 Mudslide and 🪁 Kite

Combine 🌋 Mudslide and 🪁 Kite to create 🐸 Mudkip

Step 17: 🏄 Surfer and 🚀 Rocket

Combine 🏄 Surfer and 🚀 Rocket to create 🤖 Iron Man

Step 18: 🤖 Iron Man and 🐸 Mudkip

Combine 🤖 Iron Man and 🐸 Mudkip to create 🐟 Iron Mudkip