Following the incredible success of The Lord of the Rings set, Magic: The Gathering has been ramping up the crossovers with upcoming expansions, including one centered around the Marvel universe
MTG's Final Fantasy set has expensive cards to find in all boosters, and several cards in their regular versions go for around $40-50
While any crossover has the potential to be a lazy cash-in, especially with Magic: The Gathering (cough, Monster Hunter delay, cough), the Final Fantasy set was incredible
In essence, five-color control decks use all the best cards from all five colors to create a powerful and incredibly efficient deck to overwhelm opponents
As for standout creatures, both G'raha Tia, Scion Reborn and Estinien Varlineau provide massive power for casting noncreature spells, which can easily help you close out the game with even just a few triggers