They have their moments, especially if the opponent isnt prepared for them, but they both have one huge problem they work terribly with our main engine in Ox of Agonas
Colossal Skyturtle might well be a slam dunk pick for those of you using Keruga as a companion, but even outside of that deck building restriction, its a fantastic modal card
Having Hexproof is nice and makes you feel safe, but I ran Aegis of the Gods in Azor for years and it almost never saved me from anything, not only because having hexproof isn't as strong as it seems but also because people will want to kill it very quickly if they do need to target you
It can boost you in mana by a substantial amount if you can cast another ramp spell using the Dynamo mana, and its better evaluated along the lines of the Expertise cycle, or as a ritual of sorts
Despite this focus on adventures, there are also some creatures
Most notably, Sisay's activated ability can be used if you pay one mana of each color, tutoring for a legendary permanent with a mana value less than Sisay's power, putting that card directly into play
