RE: ALIGN VS TAROT?
It looks to be the same as this kit:
[link=http://grandrc.com/Elec.-Helis-&-Parts-T-REX-450-Kits,-Combos/c213_56_57/p70161/RH45E01XW-T-REX-450-Plus-DFC-Super-Combo/product_info.html]http://grandrc.com/Elec.-Helis-&-Parts-T-REX-450-Kits,-Combos/c213_56_57/p70161/RH45E01XW-T-REX-450-Plus-DFC-Super-Combo/product_info.html[/link]
From what I've read, the 3gx isn't the best fbl controller but many people have gotten it to work just fine. I don't know what the Tx is like, but if you already own one you can use it if it's 2.4.
$430 seems like a good price.