Edited sentence: Also, some notable cards were reprinted in the base set for the first time.Although 7th Edition, as a base set, introduced no new cards, several popular cards that had been missing from the preceding editions of the core set (including Serra Angel, Shivan Dragon, and Mahamoti Djinn) made return appearances.Coat of Arms: Though not often used in tournaments, the ability to universally boost "tribal" decks proved popular to casual players.Goblin Matron: Previously an overlooked Urza's Saga common, but after the release of the Onslaught block, became a staple in goblin decks.Opposition: A blue enchantment used heavily in creature-based decks.Persecute: Ever since this black card was added to the basic set, it has been a thorn in the side of single-color decks in Standard.These included:.When it was in Standard tournaments, it was often paired with another new card, Squirrel's Nest.Worship: This enchantment has long been a popular way for white decks with hard-to-kill creatures to survive against more aggressive decks