mtg booster box sets Magic The Gathering - Commander Masters or card from The List (a special card from Magics history or Universes Within card Magic: The Gathering Lorwyn Eclipsed

Along with reviving one of your monsters, Book of Life has the unique effect of banishing a monster from your opponents graveyard, which can mean banishing a Sinister Serpent or banishing a light or dark monster to hold off an opponents chaos monster

Dragonlair Spider

3 Mutagen Man, Living Ooze Legendary Creature This low-cost legendary creature is going to be huge for artifact and counter decks thanks to its ability to make activating artifact abilities cost one less mana

As far as Standard is concerned, Dire Tactics is a powerful removal spell, but it will mostly see play in decks that have enough Humans to minimize the amount of life you lose casting it