The main arguments for unbanning seem to be that there are other powerful ramp options available in the format and that Primeval Titan can be easily shut down with removal
As such, the game plan should focus on ramping as quickly as possible, in order to get the dino into play and transformed
Hazeon also needs token support, with cards like Mass Hysteria and Roar of Resistance being useful since your token army is fragile
all great blue staples, but not technically blue
Whenever you attack with creatures with total power 6 or greater, you may turn a face-down creature you control face up
Both first edition Pokmon cards and second printing cards lack the shadow around the border, which appears on later cards, but because they have the logo, the first printing is more usually called first edition