If I swing with both Keleth and Reyhan, Keleth will get two +1/+1 counters
The thing with Monger is it is all a bit unnecessary, you can do a lot more than make a serious threat for five mana, even if the threat isn't quite as beastly you are also getting something else done
I believe miracles do happen and Id be happy if we saw some new form of it
I hope to pull this one myself because the market is going to drive up the price of this one immediately
Read More: The 10 Best Token Commanders In MTG Odric, Lunarch Marshal Odric, Lunarch Marshal is a four mana 3/3 with no keywords on it as standard, but can have first strike, flying, deathtouch, double strike, haste, hexproof, indestructible, lifelink, menace, reach, skulk, trample, and vigilance if you have other Creatures with those abilities
For a full comparison, read the Play Boosters vs Collector Boosters MTG booster guide