Cheapest priced copy (World Championship Decks 1999): $49.99 at Card Kingdom, near mint, their price list as of .
Yawgmoth's Will 
Sorcery · Rare · World Championship Decks 1999 · #js171
Until end of turn, you may play lands and cast spells from your graveyard.
If a card would be put into your graveyard from anywhere this turn, exile that card instead.
Legal inCommander
Restricted inVintage
Banned inLegacy
Not legal inBrawlStandardPioneerModernPauper
4 printings · $49.99 to $1599.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Judge Gift Cards 2007 | 3 | Rare | — | $1599.99 |
| Urza's Saga | 171 | Rare | $279.99 | — |
| World Championship Decks 2000 | nl171 | Rare | $54.99 | — |
| World Championship Decks 1999 | js171 | Rare | $49.99 | — |
7 rulings from Wizards of the Coast
- 4 October 2004The second ability creates a replacement effect. It applies to both costs and effects.
- 4 October 2004If you play a card using Yawgmoth’s Will and something triggers only when “cast from your hand”, that something will not trigger. Such things trigger based on where the card came from.
- 4 October 2004To “play a card” is to either cast a spell or to put a land onto the battlefield using the main phase special action.
- 4 October 2004If an effect asks you to discard a card, you can’t “discard” something that is in your graveyard. Those cards are not in your hand. Thus, Cycling abilities of cards in the graveyard can’t be activated.
- 4 October 2004If you cast a Buyback spell, then there will be two effects trying to replace where the card goes. You get to choose if the Buyback returns the card to your hand or the card gets exiled.
- 4 October 2004It will exile itself since it goes to the graveyard after its effect starts.
- 15 October 2006You cannot Suspend a card from your graveyard, only your hand.