Dogma
Esper
Chrononaut
Sapient
Sentience
Starwisp
Terraform
Superluminal
yet you still did
I am back with another idea, Astro.
And here is another one axis, or the axis.
I didn’t even realize that that was already a yoyo. 
Its actually the YoYo that is the prize of this contest 8)
Hello again.
Midnight
twilight
dusk
dawn
nocturn
Myst
I realized that at the beginning but just forgot. Ooops. ???
Feedback
Crux
Achondrite
Chondrite
Lunation
Meridian
Perihelion
Seyfert
Tektite
Terrestrial
Zenith
Hope I didn’t repeat anyone
“the come up” Zig-zag. Yo-bits, inteliYO, Donner, krisp, flisk, Toltec, Volta, crampy,
Synex, integrity, integer, inequality, Vesto , contesto, chigon, presto, mugen, skyline, the Kahn,
The Amethyst
Ooh, I definitely dig a couple of those.
I’ve still got a couple more!
Wisp, Sublime, Breath, Pneuma, Essence, Trail, Geist, Aeon, Cognition, Sapience, Logic, Horizon, Aphelion
Morph
Electro
Lux
Fenrar
Jackal
Ozio
Ambrosia
Celestra
Esper
Oberon
Ione
Tiberius
Sepultra
Omen
Brackish
Venom
Bloom
Thorn
Torrid
Archon
Boreal
Lividity
Abyss
Anoxic
Essence? Really?
I hope these aren’t already taken.
variable
ursa
ara
mira
wormhole
lightring
parralax
icarus
ida
froststar
emmision
zodiac
donati
west
flare
goldenflare
cygnus a
myth
mythril
equinox
aurora
cluster
supersluster
hercules
lightwave
arc
interstellar
alpha
omega
neutron
Vengeance,
*Sorry about the edit
My apologies. I don’t know the names of all yoyo models off the top of my head.