I do believe Groudon and Kyogre are rightfully seated in the lowest tier
You still want to have smaller sources of Incubate, though, as there are more tools to play with them than just Elvish Vatkeeper
The tournament rules also define an "Authorized Game Card" as the following: "Authorized Game Cards are cards that, unaltered, meet the following conditions: The card is genuine and published by Wizards of the Coast
Prices reached astronomical peaks during that frenzy, driven by speculation and FOMO as much as genuine collecting demand
Be forewarned that older codes may be for a sealed event, so if MTGA is not running that format anymore, you may not get anything
New Cards: [card]Fell Shepherd[/card] [D]/[F] While way too clunky and underpowered for cube, this card could find a home in weak EDH lists until he gets unfavorably compared to [card]Sheoldred, Whispering One[/card]