Ribbit is amazing.

[Gragorak]

if ur a tank gyrm is better than ribbit. longer crit, more hp, more dmg. ribbit is poop

And Samael is better than gyrm. So Gyrm is poop.

Gyrm is like 70x more expensive than Ribbit, so is it really a big surprise its better? There isn't much point in comparing them.