Juno, Mage Knight

Flash
Spells cost {1} less to cast if they were cast during
a non-main phase.
{w}{u}: Until end of turn, the next spell you cast
may be cast as though it had flash. Activate this
ability during any turn other than your own.
{u}{g}: Put a land from your hand onto the
battlefield. Activate this ability during your
endstep only.
{2}{r}: Deal 2 damage to any target.