Our Halimar Tidecaller is good as a useful adjunct to my land dorks as she gives them flying, and then also can be used to recur a key awaken spell from the 'yard as well
In particular, it loses all counters it may have had
Blue/green is a ramp deck, which usually wants to play a slow, midrange game, yet here we have an aggro payoff for it
However, vehicles themselves are susceptible to summoning sickness you can always crew a vehicle and use it to block, but you cant attack with it the turn it comes into play unless it has haste
If youre facing down a horde of lethal creatures, cast Steam Augury at the end of their turn, and reveal Supreme Verdict and four other reasonable cards but nothing that would save you by itself, how do you split it