Considering Mesmeric Orb increases the chance of an Echo of Eons line drastically, I play out all three Lotus Petal to improve my post-Echo of Eons options with additional mana, before passing the turn
Green's got a pretty cool flavour in representing a "nature rejects the artificial" theme, with Argothian Pixies , from Argoth Forest, being a creature that's more powerful in fighting against Artifact creatures
For five mana, one of each color, you can return an enchantment from your graveyard back to the battlefield
The red of Mufasa's mane pops out against the Sapphire Ink blue used to color the magic that swirls around him and the sky behind
When he is in his creature form, if you are the monarch and you draw a card, target opponent loses two life
Then you sit down to play and the bloodbath begins