Whenever you create a token or put a counter or a sticker on another permanent, put a knickknack counter on Tchotchke Elemental. Use a unique item that completely fits on Tchotchke Elemental for each knickknack counter.
Tchotchke Elemental gets +1/+1 for each knickknack counter on it.
NM-Mint Foil - $0.30
Lightly Played Foil - $0.30
Moderately Played Foil - $0.30
Heavily Played Foil - $0.30
Damaged Foil - $0.20
NM-Mint Foil Non English - $0.30
Lightly Played Foil Non English - $0.30
Moderately Played Foil Non English - $0.30
Heavily Played Foil Non English - $0.30
Damaged Foil Non English - $0.20