Knowledge Pool + Curse of Exhaustion = 

[InfinitiveDivinity]

This combo is so sick. It kinda reminds me of what {Iona, Shield of Emeria} would do to mono-colored decks.

God damn Iona 

[Mentonin]

You can give up right away unless you already have a good field advantage or a way to use spells without casting (like {call to the kindred}, {elvish piper}...)