In fact, I would say that in the pre-Dragon Ruler era, card advantage was so important that a three to four card difference could directly lead to a voluntary surrender
Jace's Defeat: It belongs in the sideboard, and against a deck playing Jace, the Mind Sculptor in Vintage and Legacy, it's a four-of in the main deck
That creature is considered out of play as long as Oubliette is in play
Overview Summon monsters and cast spells as you attempt to defeat your opponent in an all-new way to duel
Kheru Goldkeeper The fact that the design team didn't put the "only once per turn" or "only on your turn" safe guards on this one suggests that they pushed this one to see play (or, they just missed something again)
C Common Plague Wolf X DARK Level 3 [ ZombieEffect ] ATK 1000 DEF 1000 Once per turn: You can make this card's ATK become double its original ATK until the end of this turn