Grudge

Grudge is a tank upgrading from Flail and Interceptor at level 60.

Design
Grudge resembles a destroyer with an ornamental flail tip underneath its barrel.

Technical
Grudge shoots bullets with flails on each side. The bullets rotate with speed proportional to the player's bullet speed.

Grudge upgrades from Flail and Interceptor at level 60 and does not upgrade further.