obscure mtg cards 10 Blue That Will Throw Off Your Friends! Spellgorger Weird | Core Set

Slithermuse lets you pick an opponent and draw the difference in cards between your hand and their hand if they have more

toxic has nothing to do with the infect mechanic (which turns damage into -1/-1 counters)

The eldrazi titans -- Kozilek, Butcher of Truth, Kozilek, the Great Distortion, Ulamog, the Infinite Gyre, Ulamog, the Ceaseless Hunger, and Emrakul, the Promised End all explode onto the battlefield and kill opponents in a few swings

On the other hand, very little is written about selling cards

First of all, that you can ease the mana base a bit, and you will never have problems needing colored mana of any kind