As a general rule, mana flood beats mana screw, so if you find yourself down to four cards, you may want to keep four lands
Its also the case that Japanese sets are where new cards are revealed and printed before being translated into English, so if you do keep up with whats emerging in Japan as sets are released, youll get a very good idea of what to expect from upcoming English language sets
This is why enhanced expansions are popular with casual openers
The Magic: The Gathering EDH deck Turtle Power features a terrifying Shredder card which can dish out an unpleasant amount of damage in a single turn
Equip ( : Attach to target creature you control
In Vintage, Mana Vault is a great mana accelerant for Paradoxical Outcome, which can reset the Mana Vault, allowing for additional burst of mana in the same turn