Anytime you want to activate an ability, it costs X less mana to do so, with X equaling Agatha's power
Common and Uncommon are self-explanatory: these are easy to get and not too valuable - though they can still be powerful additions to your deck
In no particular order, here is what I would consider meta decks: Regidrago VSTAR Toolbox (usually with Garbodor) Lugia VSTAR / Archeops with Double Dragon Energy Palkia VSTAR Shadow Rider Calyrex VMAX Stall, usually focused on Wobbuffet [Phantom Forces] or Snorlax [Pokmon Go] Fusion Strike decks, either focused on Mew VMAX, or Turbo Meloetta (with Dimension Valley) Of course, you then have other archetypes like Lighting stuff, Dark stuff, Arceus & Dialga & Palkia-GX / Dragonite V, Tsareena V, etc
Jumpstart 2022 s Rodolf Duskbringer depicted a legendary vampire angel for the first time, and a male one at that
The Best New Commander Masters Cards in Sliver Swarm This little sliver stands out by letting you swarm the board with tons of copies of slivers by granting the replicate ability to all your slivers
Most of the rest is heavily reliant on catching up to your opponents who are already ahead, making it difficult to actually get ahead yourself