Frostline

Alliance Battles

Recurring alliance events. Most are about coordination and attendance more than raw power. Each one has its own in-depth page.

TL;DR Register on time, show up, follow your rally leads, and remember that Foundry Battle troops recover afterwards, so fight hard there.

At a glance

EventWhenFormatWho can join
Bear HuntAbout every 2 days30-min rally event vs the bear~46 h in the alliance
Crazy JoeWeekly20 waves of defenseFurnace 7+
Foundry BattleAbout every 2 weeks1-hour alliance vs allianceTop-20 alliances
Alliance ChampionshipWeekly5 auto-battle rounds, 3 lanesFurnace 10+
Fortress & StrongholdWeekly in an 8-week seasonHold buildings for 30 minR4/R5 register
Canyon ClashMonthly60-min, 3-alliance battleTop-20 alliances, Furnace 16+
Sunfire CastleEach SvSUp to 5 h castle fightYour whole state

Cadence and rules vary by state age and patch. Check the in-game calendar for your state.

In-depth guides

Bear Hunt

  • 30-minute rally event. The trap recharges about every 47.5 hours.
  • Joiners: Jessie, Jasser or Jeronimo in slot 1.
  • Marksman-heavy troops: 10/10/80 once you have Gen 7+ heroes.
Full guide

Crazy Joe

  • 20 waves. Waves 10 and 20 hit the Alliance HQ.
  • Stay online for the elite waves (7, 14, 17).
  • Defend Infantry-heavy. Reinforcing earns half points.
Full guide

Foundry Battle

  • ~6 days of vote, register and match, then a 1-hour battle against one alliance.
  • The most Arsenal Points wins. The Imperial Foundry is the big prize.
  • No permanent losses: troops recover afterwards.
Full guide

Alliance Championship

  • Weekly auto-battle: register one march, no need to be online.
  • 3 lanes per round; win 2 of 3 to take it. Five rounds.
  • Furnace 10+, and at least 10 alliance members must register.
Full guide

Canyon Clash

  • Monthly 3-alliance battle: 60 minutes on Thursday.
  • Fuel powers every move. Save some for the Citadel.
  • Up to 2 legions of 30 combatants + 10 substitutes.
Full guide

Sunfire Castle

  • Up to 5 hours on SvS battle day, in the state that lost prep.
  • Hold 2.5 hours straight to win; otherwise the longest total hold wins.
  • Enemy-held turrets attack whoever holds the Castle.
Full guide