A couple things I might consider: Arbor Elf to increase the effectiveness of your sprawl ramp, and maybe Karn, the Great Creator + Liquimetal Coating for moar ponza-ing
Shipping is also a great deal
Jace, Vyrn's Prodigy and Bloodline Keeper
Nine-Lives Cat EARTH 9 [ Zombie / Xyz / Effect ] 2 Level 9 monsters Your opponent cannot target other monsters you control, that were Special Summoned from the GY, with card effects
That comes with Vaporeon, whose underwhelming card in Genetic Apex can now be dropped straight into bulk
Surfing Pikachu One of the most iconic Pokmon and Pokmon cards of all time On a completely different end of the spectrum, the Surfing Pikachu card from the X/Y: Evolutions set became popular not because of its skillset or competitive prowess but because, well, its a round Pikachu on a surfboard