You may have Spark Double enter the battlefield as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary if that permanent is legendary.
NM-Mint Foil - $4.80
Lightly Played Foil - $4.60
Moderately Played Foil - $4.30
Heavily Played Foil - $3.80
Damaged Foil - $3.10
NM-Mint Foil Non English - $4.80
Lightly Played Foil Non English - $4.60
Moderately Played Foil Non English - $4.30
Heavily Played Foil Non English - $3.80
Damaged Foil Non English - $3.10