Cheapest priced copy (Secret Lair Drop): $8.99 at Card Kingdom, near mint, out of stock, their price list as of .
Bone Throne 
Throne of the God-Pharaoh
Legendary Artifact · Rare · Secret Lair Drop · #2792
At the beginning of your end step, each opponent loses life equal to the number of tapped creatures you control.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
3 printings · $8.99 to $29.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Amonkhet | 237 | Rare | $10.99 | $17.99 |
| Amonkhet Promos | 237s | Rare | — | $29.99 |
| Secret Lair Drop (Bone Throne) | 2792 | Rare | $8.99Out of stock | $14.99Out of stock |
3 rulings from Wizards of the Coast
- 18 April 2017In a Two-Headed Giant game, the triggered ability of Throne of the God-Pharaoh causes the opposing team to lose life equal to twice the number of tapped creatures you control. Tapped creatures your teammate controls aren’t counted.
- 18 April 2017If other abilities trigger at the beginning of your end step, first those controlled by your opponents resolve, then yours resolve. Each player orders their triggers in any order.
- 18 April 2017Throne of the God-Pharaoh’s ability triggers at the beginning of each of your end steps, even if you control no tapped creatures. The number of tapped creatures you control is checked as the ability resolves.