Darksteel Plate, Trinket Mage, Champions Helm and Control Magic are some notable outliers here
It just makes a lot more sense to curve out with Blazing Bomb, Sahagin, The Emperor, Ultros and Shantotto, THEN start chaining together copies of Retrieve the Esper, rather than trying to play noncreature spells the whole game
Mark Rosewater digs into these categories in detail in his article "The Midas Touch." "Chinese Menu" Designs These cards take an effect that would be appropriate for Color A and one that would be appropriate for Color B and crudely glue them together onto one card
Dina herself is an engine even on her own
Its endlessly replicable and doesnt need to be limited to just Lord of the Rings this is the perfect chance to celebrate Magics strongest asset, its art, and I hope well be seeing those cute little easels for some time to come.