Wizards of the Coast did try to compensate for this by increasing the Mana tax as you increase Esper Sentinels power, but any Auras or buff spells after often reserved for the Commander in Voltron style decks
Information is power, and gathering it by any means necessary has built The Obscura into a force to be reckoned with (despite being labeled meddling gossips)
Over time, Green got more card draw staples such as Harmonize and Garruk's Uprising, but White continued to be the game's weakest card draw color by a huge margin
Take your cards out of their shoeboxes, storage containers, or deck boxes, and spread them out on your table
The true potential is unlocked upon transformation, where it morphs into a potent mana rock that can add a substantial amount of colored mana to your pool each turn based on the number of permanent cards in your graveyard