Bigger Blast is a Path 1 upgrade for the Mortar Tower in BTD5. The explosion is big but the 4th upgrade on this path makes it even bigger.

Bigger Blast Mortar Tower
Bigger Blast BTD5 icon

Bigger Blast icon in BTD5


  • It creates a larger explosion.
  • It costs $510 on easy, $600 on medium, $650 on hard and $720 on Impoppable.
  • A glitch in BTD5 removes the tower's explosion sound.
  • There is a spelling mistake in the description. It should read 'ordnance'.


  • The official art of the upgrade is that the monkey controlling the tower looks crazy.
  • The official artwork show the Monkey looking a butterfly while the cannon shoots a big explosion
    BMC Bigger Blast

    BMC Bigger Blast artwork

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