Len Tel, the Blazing Whirlwind

Cascade, cascade
Whenever you cast a spell, you may pay an additional {g/u}{g/u}, that spell gains cascade.
Whenever a card is exiled from your library, Len Tel deals 2 damage to target creature an opponent controls.
"You two should be a little more simplistic." Len Tel to her brothers, Zin and Jayan.