pokemon obsidian flames rare card TCG Charizard Ex #215/197 Ultra – EJ Cards ex has been Knocked Out The Most Valuable Obsidian Flames

That said, some items can break the rule

Regardless, this is a wildly powerful interaction in Standard, particularly if the Books static is able to be taken advantage of

If you sacrifice those heavy hitters, never fearAshling can copy them!Blight CurseAn infamous boggart spoken of only in whispers, Auntie Ool is the terror of Shadowmoor, known to dish out potent curses for the smallest of transgressions

She is always quick with a smile and a hug

While Mox Amber does require you to have a legendary creature or planeswalker in play to add mana, given the nature of Commander and the huge number of legendary creatures and planeswalkers Magic has been printing lately, it is very easy to activate

You can only use this effect of "Silent Magician Zero" once per turn