Buttercup, Provincial Princess gets +1/+1 for each color among other legendary permanents you control.
WUBRG: Search your library for a legendary permanent card with mana value less than Buttercup's power, put that card onto the battlefield, then shuffle.
Near Mint - $43.60
Lightly Played - $39.20
Played - $30.50
Heavily Played - $26.20
Damaged - $21.80
Near Mint Non-English - $43.60
Lightly Played Non-English - $39.20
Played Non-English - $30.50
Heavily Played Non-English - $26.20
Damaged Non-English - $21.80
Foil Prices
Near Mint Foil - $51.80
Lightly Played Foil - $46.60
Played Foil - $36.30
Heavily Played Foil - $31.10
Damaged Foil - $25.90
Near Mint Foil Non-English - $51.80
Lightly Played Foil Non-English - $46.60
Played Foil Non-English - $36.30
Heavily Played Foil Non-English - $31.10
Damaged Foil Non-English - $25.90