One of the more exciting additions to Magic: The Gathering formats over the years was the release of Planeschase
If you can ramp up to his Emblem, you can be hard to slow down
Goblins in Magic are known for many things, primarily aggression (Frenzied Goblin), intriguing battle tactics (Goblin Diplomats, Goblin Balloon Brigade), and a wanton disregard for their own lives (Goblin Grenade)
Explore lets Hakbal decks utilize a huge range of possible sub-themes with their merfolk: +1/+1 counters, landfall, self-mill and recursion, topdeck mechanics like cascade and discover, even hand-size matters and self-discard
These special enchantments are split into two halves, with each side called a door
If you opened a borderless version, you got your hands on one of the most valuable cards in the set