[list]
[*] General game balancing.
[*] Portal towers do not absorb the Grim Lord damage anymore.
[*] Removed relation between portal towers' lifetime and Grim Lord distance.
[*] Added damage reduction rate to Grim Lords.
[*] New tech tree entry affecting the Grim Lords damage reduction property.
[*] Changed cards marketplace UI to show the "SOLD" text over a bought card instead of flipping it.
[*] Added "Press [bound key] to spawn portal" UI hint (visible only when no portal tower is spawned).
[*] Added a small circular loader above to show the portal towers' activation time.
[*] Changed Engineering 101 card parameters.
[*] The banshee towers can knockback the enemies
[*] The banshee towers can freeze enemies for 0.5s
[/list]