Adventurer's Inn Balamb Garden, SeeD Academy Baron, Airship Kingdom Capital City Clive's Hideaway Cooking Campsite Crossroads Village Eden, Seat of the Sanctum Forest Gohn, Town of Ruin Gongaga, Reactor Town Guadosalam, Farplane Gateway Insomnia, Crown City Ishgard, the Holy See Island Jidoor, Aristocratic Capital Lindblum, Industrial Regency Midgar, City of Mako Mountain Plains Rabanastre, Royal City Sharlayan, Nation of Scholars Starting Town Swamp The Gold Saucer Treno, Dark City Vector, Imperial Capital Wastes Windurst, Federation Center Zanarkand, Ancient Metropolis
Combine these effects with the huge amount of cards with low converted mana costs and I can already see this set having a huge effect in many of Magic The Gatherings most popular formats especially Pioneer, where Im already brewing a Toxic Selesnya deck
Plus, eventually Explorer will become Pioneer anyway
A lot of people seem to be really into this Devil, but Im not a fan