However, they're all hugely outweighed by the fact that you want to win, and to win you need to maximise the chances of drawing the cards you need to draw, i.e
The ScrollVault Mana Base Calculator provides detailed land count recommendations based on color requirements, mana curve, and format, and the Hypergeometric Calculator can compute exact probabilities for any combination of deck size, desired cards, and sample size
Still, while blues history with this is all about changing costs and not much more, black has a more detailed history, which gives us clues into how WotC views different resources and their values
Ghost types are weak to 2 types, which they receive double the damage from: [10] Dark - Controls the dark, which ghosts live in