I also really love Glin, Dwarf Emissary for his ability to generate Treasure tokens, particularly helpful in color-fixing in a five-color deck
Storage Capacity: This case can hold up to 155 single-sleeved cards, including the 1 side loader that comes with the case
Luckily it can be cast cheaply by sacrificing four Eldrazi Spawn instead
There's a lot of solid stuff that makes it pretty decent, though not necessarily top-tier among the Season spells
Imagine playing this, using the two untapped lands to cast Three Visits, and using the untapped land from Three Visits to cast Green Suns Zenith for one mana to grab a Dryad Arbor
The unique Ability on Unknown, called HAND, states that once during your turn, before you attack, if Unknown is in your active spot and you have 35 or more cards in hand, you can use this ability to just win the game