You see, Most of them are in Ruby, Sapphire and Emerald,and THEN some in Pearl, and I've been playing them since they came out (Ruby and Sapphire: 2003; Emerald: 2005; Pearl: April 22, 2007)
That's why. For example, Absol is in Emerald, So I'll have to migrate now!
Atomic, keep giving me pressure, and I swear... many evil things will happen to you.