Rosita Farisi

Partner with Jackson Lake (When this creature
enters the battlefield, target player may put Jackson
Lake into their hand from their library, then shuffle.)
Activated abilities of Clue tokens you control
cost {1} less to activate.
If you control three or more legendary creatures,
Rosita Farisi has prowess. (Whenever you cast
a noncreature spell, this creature gets +1/+1 until
end of turn.)