Antonios Jaguar Faithful Companion and Mariano Guzman Handsome Suitor dont really have enough targets to work well
For transforming summons, you always play the front face up (Clive, in this example)
That would trigger his TIMELY ALLIANCE ability to look at the top card of your deck
It has two abilities, the first of which is Focused Energy, which allows you to play Merida, Wisp Conjurer exterted to draw a card
Even without being entirely dedicated to the ability, Fandaniel is just waiting to be added to your next compatible commander deck , adding an easy way to deal some extra player damage
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