Merge Bastion

Merge Bastion

Summon, merge, hold the line.

Monsters march toward your castle, wave after wave. Summon defenders onto the board and merge identical units to rank them up. Archers, frost mages, cannons and storm towers are all in play, and the right merge can turn the battle.

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Merge Bastion app icon

Why you'll love it

Summon and merge

Two matching units combine into a stronger defender.

Unique defenders

Each unit type has its own power: splash, slow, chain lightning, poison and more.

Boss waves

Every tenth wave brings a boss that tests your build.

Upgrade your army

Earn gold to permanently power up each unit type.

How to play

  1. Spend mana to summon a random defender onto the board.
  2. Drag a unit onto a matching unit of the same rank to merge them.
  3. Stop every wave before the monsters reach your castle.