In real terms, this means the odds of getting at least one copy of a card in your sample
Flower // Flourish Everyone loves them some mana land grabbing, enter this hybrid one-drop sorcery that will tutor for a basic Forest or Plains and put it in your hand, or you can pump your team for +2/+2, no evasion, for six mana, this is really all about that studly first one that can get Forests with White mana, or vice versa
In the context of a game played with creatures where card advantage and selection are game-defining, though, it was absurd, and was banned in Standard in 2017 and in Pioneer in 2019
You'll always open a traditional foil mech basic land in The Brothers' War Collector Boosters
These cards are great because they require your opponents to use up one of their valuable removal cards/abilities or seriously ration mana for casting and attacking