Knight Americus

Block 2.
Knight Americus may enter the field
with a +1/+0, or forestwalk, or haste.
When Knight Americus enters the field, create
a legendary emblem with:
"Spells targeting any permanent with the forest
hunter sub-type, cast by the opponent of the
permanent owner cost {1} more to cast. If that
spell has the keyword "exile" then it costs {3}
more to cast instead."