The other side is a passable creature, but I think the overall package here is underwhelming +2/+2 is a nice boost for the cost, but you still set yourself up for an ugly 2-for-1, and even though this can come back from your graveyard the cost is so high that it is only something you do when you have absolutely nothing else you can do
Have it be wacky, or not super powerful, or not an obvious choice when building a 5-color deck
1 Relic of Legends
Bill the Pony Stay golden, Bill the Pony
The 5/5 flying and deathtouch stat line is impressive enough for just 5 mana, but his second ability screams ''combo.'' Not only does this go infinite with the likes of Sanguine Bond in Commander, it also can instantly win you games in Limited
Admittedly, Nine Gales wasnt a strong choice even before Nadu, only seeing play in around 6000 Commander decks