Edited sentence: As a "free card" and inexpensive defensive creature, Wall of Blossoms is both very powerful and atypical of green creatures printed at the time.Dream Halls: a blue enchantment that allowed spells to be played for free, Dream Halls was banned in various formats After Zvi Mowshowitz built "turboZvi", a combo deck abusing it.Ensnaring Bridge: this artifact was used often in combo and Sligh decks because it could prevent larger creatures from attacking.Hermit Druid: with the ability to put large amounts of its controller's deck into the graveyard, Hermit Druid became a key component of some reanimator decks.Megrim: an enchantment that damaged opponents whenever they discarded, Megrim became an alternate win condition for discard decks.Mox Diamond: at the cost of discarding a land card when played, the versatile Mox Diamond gave a powerful mana boost to most decks.Once in play, Sliver Queen is an inexpensive means of generating token creatures, making it a popular target for reanimator decks that seek ways to cheat the awkward mana cost.Paired with Heartstone and Ashnod's Altar, Sliver Queen was capable of generating infinite colorless mana for a player, an infinite supply of 1/1 sliver tokens, or both.Sliver Queen - The 7/7 Legendary Sliver matriarch, Sliver Queen was the first five-colored card printed in a mainstream set.The sliver queen was also used in such combinations so as to take advanage of the sacrificial slivers abilities.Wall of Blossoms: a 0/4 Wall for 2, Wall of Blossoms allows its owner to draw a card when it comes into play