Which Pokemon evolve when holding an item?

Answer 1

Here are the Pokemon who evolve, while holding an item while leveling up or traded:

• Slowbro evolves into Slowking when holding a King's Rock and traded. Poliwrath evolves into Politoed when holding a King's Rock and traded as well.
• Scyther evolves into Scizor when holding a Metal Coat and traded. Onix evolves into Steelix when holding a Metal Coat and traded as well.
• Seadra evolves into Kingdra when holding a Dragon Scale and traded.
• Porygon evolves into Porygon 2 when holding a Upgrade and traded.
• Porygon 2 evolves into Porygon Z when holding a Dubious Disc and traded.
• Electabuzz evolves into Electivire when holding a Electirizer.
• Magmar evolves into Magmortar when holding a Magmarizer.
• Clamperl evolves into Huntail when holding a Deep Sea Tooth and traded. Also, Clamperl can evolve into Gorebyss when holding a Deep Sea Scale and traded.
• Feebas evolves into Milotic when holding a Prism Scale and traded. (Only for Generation V and higher.)
• Dusclops evolves into Dusknoir when holding a Reaper Cloth and traded.
• Rhydon evolves into Rhyperior when holding a Protector and traded.
• Sneasel evolves into Weavile when holding a Razor Claw and leveled up during the night.
• Gligar evolves into Gliscor when holding a Razor Tooth and leveled up during the night.
• Happiny evolves into Chansey when holding a Oval Stone with Max Happiness and leveled up during the day.
• Swirlix evolves into Slurpuff when holding a Whipped Dream and traded.
• Spritzee evolves into Aromatisse when holding a Sachet and traded.