Add the following new subrule titled “Curses” to the rule “Waves”:

The Curses that can be in a Wave are listed in this rule. Each Curse must have the following properties: a Name, an Effect and a Strength (which must be an integer).
{| class="wikitable"
|-
! Name !! Effect !! Strength
|-
| Lightning || For each Vassal, the Structure (or Structures, if tied) with the highest sum of Defensive Values is ignored when Charging the Wave || 15
|-
| Crawl || Small Enemies can only be defended by Small Structures during the Charging of the Wave || 10
|-
| Shadow || The Sovereign must not describe the Enemies of the Building Wave in the Herald post || 8
|-
| Giant || One non-Gargantuan Enemy is made Gargantuan || 20
|-
| Storm || The Theatre of each Enemy is randomly replaced with either Air or Sea || 16
|-
| Earthquake || The Structures are processed in reversed order when Charging the Wave || 5
|-
|}

In the rule “Herald”, replace “Select Enemies whose combined Strength equals the figure thus generated. Put those Enemies in a random order and set them to be the new Building Wave”, with

Select Enemies and optionally Curses whose combined Strength equals the figure thus generated. Apply the Effects of each selected Curse unless its Effect is explicitly told to be applied when Charging the Wave. Put the Enemies in a random order and set them and the Curses to be the new Building Wave”,

In the rule “Waves”, replace “The result of the attack is resolved separately for each Vassal using the following atomic action” with

The result of the attack is resolved separately for each Vassal using the following atomic action (with any exceptions required by the Curses of the Wave)