I just realized this. You can get SOOOOOO many legendaries from just a few current games. It is AMAZING. Let me list them off.
(Updated from latest serebii scan)
PLATINUM:
Giratina
Uxie
Azelf
Mesprit
Dialga
Palkia
Heatran
Regigigas (have regirock, regice, and registeel in party)
Cresselia
Articuno
Zapdos
Moltres
Deoxys (from event)
Manaphy (transfer from Ranger Game)
Regirock (with event regigigas)
Regice (with event regigigas)
Registeel (with event regigigas)
Darkrai (with event item)
Shaymin (with event item)
Arceus (with event item)
HG/SS:
Raikou
Entei
Suicune
Groudon/Kyogre (Groudon-SS, Kyogre-HG)
Rayquaza (with both Groudon and Kyogre in one game)
Lugia
Ho-oh
Latias
Latios
Mewtwo
Jirachi (from event)
EMERALD:
Mew (with event item)
(Updated from latest serebii scan)
PLATINUM:
Giratina
Uxie
Azelf
Mesprit
Dialga
Palkia
Heatran
Regigigas (have regirock, regice, and registeel in party)
Cresselia
Articuno
Zapdos
Moltres
Deoxys (from event)
Manaphy (transfer from Ranger Game)
Regirock (with event regigigas)
Regice (with event regigigas)
Registeel (with event regigigas)
Darkrai (with event item)
Shaymin (with event item)
Arceus (with event item)
HG/SS:
Raikou
Entei
Suicune
Groudon/Kyogre (Groudon-SS, Kyogre-HG)
Rayquaza (with both Groudon and Kyogre in one game)
Lugia
Ho-oh
Latias
Latios
Mewtwo
Jirachi (from event)
EMERALD:
Mew (with event item)
