It's the overall concept from start to finish
I think off-color morph is more likely to see print than non-creature morph, as non-creature morph has a lot of play and rules issues to be worked through
Aethersquall Ancient Archipelagore Breaching Leviathan Charix, the Raging Isle Eater of Days Famished Worldsire Glacier Godmaw Grozoth Inkwell Leviathan Jokulmorder Kederekt Leviathan Kiora's Dambreaker Leviathan Nemesis of Reason Nimbus Swimmer Pearl Lake Ancient Segovian Leviathan Simic Sky Swallower Sin, Spira's Punishment Sin, Unending Cataclysm Sky Swallower Slinn Voda, the Rising Deep Starwinder Stormtide Leviathan Summon: Leviathan Thing from the Deep Trench Gorger Xyris, the Writhing Storm
Stadium Headliner This goblin warrior goes in the same Standard environment as Krenko, Mob Boss and Baylen, the Haymaker, and thats just the first go-wide decks I think of
On the other hand, since it doesn't come into play tapped, this card can't hurt either and with some decent luck, you might actually land a solid card with the exile effect
Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.) Artifact - Vehicle Color tag templates(None) Crystal Skull, Isu Spyglass You may look at the top card of your library any time