Wuberg, the Lake of Spells

Discard a card named Wuberg, the Lake of
Spells: Add 2 mana of any one color to your
mana pool, deal 2 damage to target creature or planeswalker, gain 3 life, draw a card, then
discard a card.
A deck may have any number of cards named
Wuberg, the Lake of Spells.
There goes the legendary land problem.