The Myriad Pools can offer some mana ramp and utility, but you need a lot of permanents in your deck for this to flip
Newly printed powerhouses and role playing reprints make an appearance in any deck that blue has a presence in
Its believed that these no number cards were the very first printing and the error was later corrected for the release of all 150 blue backs, with the green backs being printed after
Iron Leaves ex Tech it into your Future or Grass archetypes, and Iron Leaves ex will pay off
FFC Hundred-Blows Impact 160 FFC+ Acme of Heroism-GX 200 If this Pokmon has at least 1 extra Energy attached to it (in addition to this attack's cost), and if it would be Knocked Out by damage from an opponent's attack during their next turn, it is not Knocked Out, and its remaining HP becomes 10
If youre predominantly running bursty draw or looting in a graveyard-based Rakdos deck, for example, it still might be correct to run cards like Nights Whisper, Dark Bargain or Ambitions Cost if you arent already