It can win games just by being cast, but has a prohibitive cost and no way to keep it on the battlefield if other players target it
It gives creatures +1/+1 for each other creature on the battlefield that shares a creature type with it
If an activated ability is being activated from a hidden zone, the card that has that ability is revealed
There are all sorts of permutations of cubes, from high-powered to rarity-restricted, special rules to color-restricted, and many, many more flavors
5 | Sothera, The Supervoid Mana Value: 2BB Type: Legendary Enchantment Rarity: Mythic Rare Card Text: Whenever a creature you control dies, each opponent chooses a creature they control and exiles it
Includes 3 Magic: The Gathering play boosters, each containing 14 cards of rare or higher, plus commons, uncommons, and a land card