It's locked to Red and/or White cards thus far, but it has a role right as Dandan/Forgetful Fish is poised to spike in popularity with the release of a Secret Lair and an attendant surge of awareness in the fan format, which often revolves around color-changing effects and clever plays to swing the game
But the output comes at the price of a 5-mana enchantment that does nothing on its own, so you have to be dedicated to counters in some way
When Gwenom attacks, you can cast the top card of your library that turn, and you can pay life instead of mana if you so desire
If a comparison to investigate wasnt enough, a stronger mechanic may change your mind.
there's the Unglued cracked-egg symbol, there is a rooster head, a straight-up chicken, there's a glasses and a mustache, a goblin head, and I'm not even sure what the lower left thing is