| 3/19/2021 |
If a triggered mana ability produces mana when a basic land is tapped for mana, that additional mana is produced by the source of the triggered mana ability, not by that basic land. |
| 3/19/2021 |
If a basic land gains a mana ability, mana produced with that ability can be spent to cast Imperiosaur. |
| 3/19/2021 |
An effect that allows you to spend mana as though it were mana of any type to cast Imperiosaur won't allow you to spend mana from a source other than a basic land to cast it. |
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