Keen Duelist (Rainbow Foil) [Secret Lair Drop Series] Magic Premiere Shop 2007 Set: Secret Lair Drop Series

Set: Secret Lair Drop Series Type: Creature — Rat Rarity: Rare Cost: {1}{B} Rodents of Unusual Size's power and toughness are each equal to the number of Rats you control

{T}: Add one mana of any color in your commander's color identity

but I wouldn't advise taking a sip

you lose the game at the beginning of your next turn's end step unless you pay this card's mana cost during that turn

Keen Duelist (Rainbow Foil) [Secret Lair Drop Series] Magic Premiere Shop 2007 Set: Secret Lair Drop SeriesSet: Secret Lair Drop Series Type: Creature Human Wizard Rarity: Rare Cost: {1}{B} At the beginning of your upkeep, you and target opponent each reveal the top card of your library. You each lose life equal to the mana value of the card revealed by the other player. You each put the card you revealed into your hand. Win before you start playing the game.