Dragon Pokemon are weak to ice and dragon type moves, and resistant to electric, fire, grass, and water type moves (By resistant I mean that when those type moves hit a dragon Pokemon, they will only do half the damage that they normally would).
(This answer only applies to pure dragon Pokemon. Extra types such as flying/dragon, will have more weaknesses and strengths.)
Depends. Water is not very effective against Dragon types. However it is possible for most water Pokemon to learn ice type moves and these will be super effective. Good luck!
Ground and bug types.
Depending on your team, it can be a good addition, since it can learn grass type moves for use against Bertha, the ground Elite four. And its Ice moves are useful against Dragon types. If u already have those types, no need to bring another.
Dragon Pokemon are weak to ice and dragon type moves, and resistant to electric, fire, grass, and water type moves (By resistant I mean that when those type moves hit a dragon Pokemon, they will only do half the damage that they normally would). (This answer only applies to pure dragon Pokemon. Extra types such as flying/dragon, will have more weaknesses and strengths.)
Dragon Pokemon are weak to ice and dragon type moves, and resistant to electric, fire, grass, and water type moves (By resistant I mean that when those type moves hit a dragon Pokemon, they will only do half the damage that they normally would). (This answer only applies to pure dragon Pokemon. Extra types such as flying/dragon, will have more weaknesses and strengths.)
Dragon Pokemon are weak to ice and dragon type moves, and resistant to electric, fire, grass, and water type moves (By resistant I mean that when those type moves hit a dragon Pokemon, they will only do half the damage that they normally would). (This answer only applies to pure dragon Pokemon. Extra types such as flying/dragon, will have more weaknesses and strengths.)
Dragon Pokemon are weak to ice and dragon type moves, and resistant to electric, fire, grass, and water type moves (By resistant I mean that when those type moves hit a dragon Pokemon, they will only do half the damage that they normally would). (This answer only applies to pure dragon Pokemon. Extra types such as flying/dragon, will have more weaknesses and strengths.)
Only other Dragon types.
Depends. Water is not very effective against Dragon types. However it is possible for most water Pokemon to learn ice type moves and these will be super effective. Good luck!
Ground and bug types.
Fighting type is super effective against Normal type.
Depending on your team, it can be a good addition, since it can learn grass type moves for use against Bertha, the ground Elite four. And its Ice moves are useful against Dragon types. If u already have those types, no need to bring another.
A pure dragon Pokemon is only super-effective against other dragon Pokemon. However, due to their insane stats most dragon Pokemon can take on all of the other types. Just as a reminder, dragon Pokemon are weak to ice and dragon type moves, and resistant to electric, fire, grass, and water type moves. (This answer only applies to pure dragon Pokemon. Extra types such as flying/dragon, will have more weaknesses and strengths)
Dragon Pokemon are weak to ice and dragon type moves, and resistant to electric, fire, grass, and water type moves (By resistant I mean that when those type moves hit a dragon Pokemon, they will only do half the damage that they normally would). (This answer only applies to pure dragon Pokemon. Extra types such as flying/dragon, will have more weaknesses and strengths.)
Dragon Pokemon are weak to ice and dragon type moves, and resistant to electric, fire, grass, and water type moves (By resistant I mean that when those type moves hit a dragon Pokemon, they will only do half the damage that they normally would). (This answer only applies to pure dragon Pokemon. Extra types such as flying/dragon, will have more weaknesses and strengths.)
Ghost, Dragon, Dark, Fairy, and Ice type moves are Super Effective against Giratina
Water type moves and Grass type moves. Electric moves will have no effect. Flying types and Pokemon with levitate ability are good as ground-type moves have no effect against them.