星幽羊角

Text:

星幽羊角进战场时上面有X个充电指示物。
：选择一种颜色。星幽羊角上每有一个充电指示物，便加一点该色法术力到你的法术力池中。

Rulings:

• 2/1/2014 If you choose 1 for the value of X, Astral Cornucopia will cost <img src="/Handlers/Image.ashx?size=small&amp;name=3&amp;type=symbol" alt="3" align="absbottom" /> to cast and enter the battlefield with one charge counter. If you choose 2 for the value of X, it will cost <img src="/Handlers/Image.ashx?size=small&amp;name=6&amp;type=symbol" alt="6" align="absbottom" /> to cast and enter the battlefield with two charge counters, and so on.
• 2/1/2014 The last ability is a mana ability. It doesn’t use the stack and can’t be responded to.