Castle BonkA Castle Defense Game

Day 21 of 30 · Emberwaste

Day 21: Rust Wind

Day 21, “Rust Wind”, is the 3rd day in Emberwaste. It happens at dusk with breezy weather, and 95 enemies march in over 4 waves, including 6 golden elites. The battle lasts about 3:20 on Normal.

Captain Bramble says: “The goblins built a catapult! Good thing Rumbold the storm mage is here.”

Day 21 of Castle Bonk: Breezy dusk in Emberwaste21DAY 21 · EMBERWASTERUST WINDBreezy · dusk · ELITE DAYWaves: 4Foes: 95Time: 3:20
Windy! Arrows will drift. Aim into the wind.

What it looks like

A rust-red sky with the sun a copper coin on the horizon, tumbleweeds, and long violet shadows under the catapult arms.

Weather: Breezy

Wind L1: arrows drift about 10% of their range, and Bat Swarm and Balloon Bomber drift ±40 px/s. The pennant and Weathervane show the direction, and on Easy to Difficult the arc preview draws the drift. Today it's a headwind.

Windy! Arrows will drift. Aim into the wind.

What's new today

Grumble Catapult (siege and ranged, from 950 px). ELITE DAY: elite catapult, troll, shields, and slingers.

First appearance: Grumble Catapult.

How to win Day 21

Catapults stand off at 950 px. Knights charge them, and the new Stormcaller (after Day 20) chains through the crowd.

  • Against Goblin Grunt, the best picks are Balcony Archers or Footman.
  • Against Fire Imp, the best picks are Cryomancer or Stormcaller.
  • Against Shieldbonk Goblin, the best picks are Crossbow Tower or Boiling Oil or Knight.
  • Against Powder Keg Goblin, the best picks are Balcony Archers or Cryomancer.
  • Against Grumble Catapult, the best picks are Knight.
  • Against Moss Troll, the best picks are Boiling Oil or Pyromancer.
  • Against Mushroom Shaman, the best picks are Pyromancer or Knight or Ranger.
  • Against Wolf Rider, the best picks are Cryomancer or Pikeman.
  • Against Bat Swarm, the best picks are Balcony Archers or Stormcaller.
  • Against Yeti, the best picks are Pyromancer or Pikeman.
  • Against Battering Ram, the best picks are Keep Catapult or Boiling Oil.
  • Against Hog Rider, the best picks are Cryomancer or Pikeman.
  • Against Ice Golem, the best picks are Keep Catapult or Pyromancer.
  • Against Slinger, the best picks are Balcony Archers or Knight or Ranger.

The waves

Wave Pause before Who comes
1 5 s 14× Goblin Grunt, 9× Fire Imp, 6× Shieldbonk Goblin and 2× Powder Keg Goblin
2 10 s 1× Grumble Catapult
3 12 s 1× Grumble Catapult, 3× Moss Troll, 2× Mushroom Shaman, 5× Wolf Rider, 18× Bat Swarm, 1× Yeti, 2× Shieldbonk Goblin (elite) and 1× Powder Keg Goblin (elite)
4 (big wave) 12 s 2× Grumble Catapult, 2× Battering Ram, 5× Powder Keg Goblin, 12× Fire Imp, 5× Hog Rider, 1× Ice Golem, 1× Moss Troll (elite) and 2× Slinger (elite)

The pause is the quiet time after the wave before finishes arriving. You can call the next wave early for bonus gold.

Enemies on Day 21

Unlocked after Day 21

Sky Zap (Spell sky zap)