| 11/10/2020 |
If you have two commanders, the last ability adds one mana of any color in their combined color identities. |
| 11/10/2020 |
If your commander is a card that has no colors in its color identity, Opal Palace's last ability produces no mana. It doesn't produce  . |
| 11/10/2020 |
If you don't have a commander, Opal Palace's last ability produces no mana. |
| 11/10/2020 |
The "number of times it's been cast from the command zone" includes the most recent time. For example, the first time you cast your commander from the command zone in a game, if you spent mana from Opal Palace's last ability to do so, it will enter the battlefield with a +1/+1 counter. |
| 11/10/2020 |
If Opal Palace's last ability produces two mana (most likely due to Mana Reflection) and you spend them to cast a commander, that commander enters with two counters for each time it's been cast from the command zone this game. |
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