MVP says:

The Entropy is an overstable Putt and Approach disc designed for flights with reserved glide and a dependable finishing fade. It delivers as the overstable workhorse putter GYRO fans have been waiting for. The Entropy has the premium grip and durability to become your go-to approach or high-wind putter. The Entropy has arrived in Plasma plastic and is ready to be disc golfs premier overstable putter!