In terms of actually protecting something you control, Celestial Armor is kind of terrible at it
In recent large sets, the breakdown of printed rarities has looked something like this: Kaladesh : 15 mythics, 53 rares, 80 uncommons, 101 commons, 15 basic lands And of course, the various rarities are distributed in booster packs in a 1:3:10 ratio (rare:uncommon:common), with mythic rares appearing in 1/8 packs, or about 12.5% of the time
Stay safe, and may the draws be in your favor
The Wandering Rescuer plays offense and defense, both as a surprise blocker and a surprise attacker the next turn
If someone passed you a pack with two great picks, it would be great if you had drafted this ahead of that lucky pass
Why are you going to feature a character and not have the card based on him or her