Cards like Negate, Counterspell, Swan Song, Dispel, and Ionize are all fair game
White is the second best mana ramp color, though its ramp options are either contingent on you being behind other players in terms of land count or your opponents fulfilling a specific condition in order to ramp or accelerate your mana
The Starter Collection contents is mostly singleton, but does contain playsets (four copies) of some cards like Llanowar Elves and Burst Lightning, while some will have two copies, like the tapped gain life lands (Rugged Highlands, Tranquil Cove)
What makes Starbirth powerful is that its an Ability, so players can activate it from the Bench and even follow up with an attack
Starting with this article I'll look at the best commanders for the EDH tribes we know and love