Ist Gen: Charizard, Moltres or Mew
2nd Gen: Feraligatr or Ho-oh
3rd Gen: Blaziken, Metagross or Rayquaza
4th Gen: Electivire, Rhyperior or Darkrai
Out of everything i would say Charizard, Moltres or Ho-oh, i think you can tell i like the Fire/Flying type
Credit to Pity for Awsome Sig