Lazav, the Multifarious [Guilds of Ravnica] Fourth Edition Whenever a basic land is

Whenever a basic land is tapped for mana of the chosen color

you may put a +1/+1 counter on Taurean Mauler

Set: Lorwyn Type: Basic Land — Island Rarity: Common ({T}: Add {U}

Set: Fate Reforged Type: Creature — Demon Rarity: Rare Cost: {3}{B}{B} Flying

Spend this mana only to cast a creature spell of the chosen type

Lazav, the Multifarious [Guilds of Ravnica] Fourth Edition Whenever a basic land isSet: Guilds of Ravnica Type: Legendary Creature Shapeshifter Rarity: Mythic Cost: {U}{B} When Lazav, the Multifarious enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) {X}: Lazav, the Multifarious becomes a copy of target creature card in your graveyard with mana value X, except its name is Lazav, the Multifarious, it's legendary in addition to its other types, and it has this ability.