A Thunderstone can evovle Pickachu.
By trading with held items. Have it hold a Deepseascale for it to evolve into Gorebyss, or a Deepseatooth for it to evolve into Huntail.
It's a held item that only allows Happiny to evolve into Chansey if you level it up during the daytime hours.
All Pokemon evolve at different levels. However some require items to be held when evolving, evolution stones to be used or a certain happiness level to be reached.
you cannot, dunsparance cannot evolve evn with evolutionary stones happinesss diiference with time of day held items, or trading TOUGH
Burmy does not evolve by held items. to get them to evolve you need to level them up to level 21.
In the Pokemon games, certain stones cause Pokemon to evolve when held. The Sun Stone will cause Sunkern to evolve into Sunflora, Gloom to evolve into Bellossom, Cottonee to evolve into Whimsicott, Petilil to evolve into Liligant, and Helioptile to evolve into Heliolisk.
you have to trade it when held with a metal coat.
The Magmarizer is a held item in the Pokemon games that helps the Pokemon Magmar evolve into Magmortar. This item can be found in Pokemon Diamond held by Magbys in the wild.
Check if it is holding a specific item. There are some rare items which stop evolution when held. That's all I can think of =/
If held, it evoles Happiny into Chansey when leveled in the day.
The everstone, which can be traded as a held item from other games.
Rhydon evolves when the "Protector" is held and the Pokemon is traded.