There was rarely company-wide consistency
Red has practically no lifegain, instead focusing on preventing lifegain

Anatomy of a Magic Card Mana & Colors Land Type Mana Color Produced Color Themes Associated Creatures Plains White Protection, Wide Board State Soldiers, Leonin Island Blue Control, Mill Wizards, Krakens Swamp Black Graveyard Recursion, Creature Kill Zombies, Vampires Forest Green Big Creatures, Mana Production Elves, Beasts Mountain Red Fire to the Face, Hasty Attacks Goblins, Devils Wastes Colorless Exile Eldrazi How to Win Put Opponents Life Total Down to 0 Put 10 Poison Counters on an Opponent Put all Cards from Opponents Library into their Graveyard or Exile Play a Card with an Activated, Triggered, or Static Ability that causes the Opponent to Lose the Game Card Types Creature Abilities Kinds of Abilities Activated Activated abilities are abilities of a card that their controller can use whenever he or she wants (providing that He/She can pay for it and barring special conditions (i is a static ability found on Auras which defines what they can enchant

She also has an ability that triggers whenever the player completes a dungeon, reanimating a creature from their graveyard
For more on which Wilds Unknown cards are worth chasing across all rarity tiers, the full pull breakdown covers it: GODEEPER: Not all Wilds Unknown pulls are worth the same