If you control Platinum Emperion, you can't pay any amount of life but 0
Treacherous Blessing + Demonic Lore Mainstays of decks that can sac them (like the uber annoying Doom Foretold decks), blink them, give them to opponents after the sweet cards are drawn, or all three, Treacherous Blessing and Demonic Lore can still get you three cards for 3 even if you cant do any of those, which is a great rate
It might seem a little narrow since it only counters Instants, but that's exactly what you want to counter from control decks
Set - Gem Pack Vol.3
9 Mad Hatter (Unruly Eccentric) Draw Chaos
That said, they received a modest support wave in Duelist Nexus, and it allowed one card, Evoltile Najasho, to become an insane starter under the right circumstances