Both can be commanders on the battlefield at the same time
Its proven to be a damn good combination with bounce lands and cards like Amulet of Vigor, allowing you to start a sequence where you bounce a land, generate 2 mana, return another land to your hand, play it, tap to generate mana, play another land, generate 1 more mana, and so on
If you do, create a 4/4 green Rhino Warrior creature token
This card is still key to some of the best Standard decks in the Lorwyn Eclipsed cycle
Common 103/585: Hecteyes Common 106/585: Malboro Common 107/585: Namazu Trader Common 112/585: Qutrub Forayer Common 114/585: Resentful Revelation Common 116/585: Sephiroths Intervention Common 118/585: Shinra Reinforcements Common 123/585: Undercity Dire Rat Common 124/585: Vaynes Treachery Common 126/585: Vincents Limit Break Common 130/585: Blazing Bomb Common 131/585: Call the Mountain Chocobo Common 140/585: Haste Magic Common 141/585: Hill Gigas Common 142/585: Item Shopkeep Common 143/585: Laughing Mad Common 144/585: Light of Judgment Common 145/585: Mysidian Elder Common 152/585: Red Mages Rapier Common 153/585: Sabotender Common 163/585: Summon: G.F
Not only does Mavinda give us another way to trigger heroic, but her effect will allow you to put the spell back into your hand