Utility Towers
Towers that bend the rules: they earn gold, boost, repair, pull or send enemies back. Explore all six.

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Power Plant
Makes the power your towers need
200 goldSupport
Makes power for your towers.
Explore Tower -

Miner
Generates gold per wave. Must be placed on hill tops only.
150 goldSupportResearch 10000
Resource tower placed on hills.
Explore Tower -

Repair Drones
After each wave, every drone repairs one life of the base
300 goldSupportResearch 50000
Does not shoot.
Explore Tower -

Support Station
Boosts the range, reload speed or damage of every tower in range
600 goldSupportResearch 60000
Boosts nearby towers.
Explore Tower -

Gravity Well
Pulls ground enemies into a tight cluster and holds them
400 goldGround onlyResearch 150000
Opens a gravity well on the path that drags nearby ground enemies into one tight cluster and holds them there for a moment, crushing them lightly.
Explore Tower -

Portal Tower
Sends enemies back along the path, picked by its target priority
475 goldGround onlyResearch 175000
Every few seconds opens portals under enemies in range, picked by its target priority, and drops them back down the path, where they land with a hit.
Explore Tower
Tower stats
Utility towers in players' games
From games where players turned on "launch reports and gameplay stats" in the game's settings: anonymous, no account or device is sent. Updated every few minutes.