Collectors were instantly smitten, and lets be honestwho wouldnt want this cheerful little bean smiling at them from their binder
Here are the most common categories, with example effects: Spell limits and casting friction Each player can cast only one spell each turn. Noncreature spells cost 1 more. These are popular because they hit combo and greedy value decks hard
Sarn of the Silken Throne uses a spider friend to zip around while wearing full plate armor
Then, when your opponent board clears you, pump all that mana into Defenders of Humanity again
However, once you hit that fourth swamp, youre off to the races, tapping three lands for 4 mana, and then 5 mana, and then 6 mana, etc
Kindred Discovery gives us much more value than Arcane Adaptation for just two additional mana (yes, theres a power creep concern there)