With reliable activations, these creatures put in a lot of work
however, the Regirock version struggles against Celebi EX as it cant often get online quick enough
Ascend lets us just pump Mana Geyser or other effects into this, and for the same cost, get back as many creatures as we like
This means that unless you are specifically abusing Thune you will usually end up playing something like a planeswalker instead because it does a couple of useful things
There's also a sub-theme of creatures with toughness of one, since Zinnia gets a buff from the more creatures you have with a toughness of one
While every player will get their hands on at least one copy of Blue-Eyes White Dragon in every Legendary Collection set, its doubtful this will reduce the desire to grab a lucky draw of this most difficult-to-pull boss monster that defined the early days of the game