With a 3/4 body, as long as you control two or more other Merfolk this creature has indestructible, making it quite hard for your opponents to remove it from play
Funnily enough, the bard creature type was added to Yisan, but rogue wasnt removed
Its a pretty reasonable deal considering youll still keep the original Ob Nixilis
A creatures converted mana cost is determined solely by the mana symbols printed in its upper right corner (unless that creature is the back face of a double-faced card, a melded card, or is copying something else
(Some of them would take up more room than we have in the text box by themselves, but you probably won't control that many lands.) In case you do end up with more than 31 lands, the remaining prime numbers below 100 are 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, and 97
To that end, it might be time to build your very own custom deck