combustion.xml

<abilities>
  <ability>
    <name>Combustion</name>
    <key>combustion</key>
    <skill>pyromancy</skill>
    <icon>combustion</icon>
    <description>
      Whenever you cast a Pyromancy or other spell that requires Tyros attunement, gain 1 stack of combustion.
      [p]Each stack of combustion grants ⮃+4% fire damage⮃.
      [p]If no new stacks are gained in 5 turns, lose 1 stack. Maximum ⮃5 stacks⮃.
    </description>
    <type>Passive</type>
    <passiveInfo>
      <triggers>
        <triggers>
          KEY combustion_trigger;
          WHEN PlayerUsesAbility -> hasStatRequirement:TyrosAttunement;
          THEN ApplyStatusEffect -> key:«LINK:combustion», target:player;
          THEN ModifyGlobalFlag -> global_flag:combustion_turn_tracker, operation:set, amount:6;
          THEN ModifyGlobalFlag -> global_flag:combustion_stacks, operation:add, amount:1;
          THEN ModifyGlobalFlag -> global_flag:combustion_stacks, operation:minimum, amount:5;
        </triggers>
      </triggers>
    </passiveInfo>
    <unlockInfo>
      <autoDiscover>0</autoDiscover>
      <unlockRequirements>
        <requiredPoints>1</requiredPoints>
        <requires>line_of_fire OR ignite</requires>
      </unlockRequirements>
    </unlockInfo>
  </ability>
</abilities>