Orris, Last of the Web Lords for instance, rides around weird, abandoned-looking eight-legged structures
After all, if you can't change costume, your secret identity is just your identity
It can slam an Eldrazi Conscription or Colossification onto the field and combos well with Flickerform, but its clunky at best
A Trashcan Ending While TellahTellah wants big, noncreature spells, I felt like there were a bit too many in ZaffaiZaffai's list
Merlin Crab Merlin Goat Merlin Mouse or Rabbit (The only animals he was that fit here alphabetically) Merlin Shapeshifter (Confimed in the deck) Merlin Squirrel (Fits sleeved booster image)
Finally, Lucky Charm will probably work better in a GU ramp deck, but copying adventures like Lonesome Unicorns Rider In Need or turning Silverflame Squires On Alert into Dauntless Onslaught can be quite powerful