Yes, Rainbow Neos is the fusion
Rainbow Neos is a fusion of Elemental Hero Neos, and either Rainbow Dragon, or Rainbow Dark Dragon.
Yes, "Future Fusion" can be used for "Rainbow Neos" by sending an "Elemental Hero Neos" and a "Rainbow Dragon" or "Dark Rainbow Dragon" from your deck to the Graveyard.
Rainbow Neos is a fusion card which you need the Elemental Hero Neos and Rainbow Dragon on the field or hand and use Polymerisation .
You make it with rares i got rainbow dragon by breeding Gummy dragon and Soccer Dragon.
You use any appropriate Fusion Summon card (ie Polymerization) while you have Elemental HERO Neos and any 'Ultimate Crystal' monster such as Rainbow Dragon, either in hand or on the field.
The card number for "Rainbow Dragon" is 79856792.
Rainbow Dark Dragon is a secret rare in Phantom Darkness.
The incubation time for a rainbow dragon in DragonVale is 48 hours.
no you cant use crystal promise something else this card is a trap that lets you summon rainbow dragon without crystal beasts rainbow dragon cant summon with crystal promise unless it was crystal beast rainbow dragon
Rainbow Dragon is ATK: 4000, DEF: 0.
"Rainbow Dragon" was released in the TCG booster pack Tactical Evolution.
I would have to say the rainbow dark dragon because dark is a lot better like black people are better at sports than white people.