In addition to the transforming double faced cards, there are also modal double faced cards
Purphoros has a reprint value of roughly $24.50 despite its Commander Masters reprint, according to TCGplayer market price
The Party Time Commander Legends: Battle for Baldurs Gate Commander Deck includes 1 ready-to-play White-Black deck of 100 Magic cards (3 traditional foil, 97 nonfoil), a 2-card Collector Booster Sample Pack, 1 foil-etched Display Commander (a thick cardstock copy of the commander card with foil etched into the cards border and art), 10 double-sided tokens, 1 deck box (can hold 100 sleeved cards), 1 life tracker, and 1 reference card
If and to the extent that any amount owing by the Seller to the Company is consideration for a taxable supply by the Company, the amount shall be increased by an amount equal to the GST payable by the Company on that supply
Many of the examples Ive given are taken straight from my article series How They Brew It