all generally at break-even-or-better mana
Three are Esper (white, blue, and black), one is Grixis (blue, black, and red), one is Jund (black, red, and green), three are Mardu (white, black, and red), one is Abzan (white, black, and green), two are Sultai (blue, black, and green), and one uses all five colours.
Dialga 69 Kirlia Psychic 80 Slap (20) Dialga 70 Duskull Psychic 60 Will-O-Wisp (20) Dialga 71 Dusclops Psychic 90 Psypunch (50) Dialga 72 Dusknoir Psychic 130 Devour Soul (70) Shadow Void (Ability) As often as you like during your turn, you may choose 1 of your Pokmon that has damage on it, and move all of its damage to this Pokmon
If anyone wishes to try and replicate this, just save next to Giovanni and try to start a match with him a few consecutive times