Boomerang Institute

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Boomerang Institute
Multiplatform Boomerang Institute gives access to all upgrade options for Boomerang Throwers. Additional Special Buildings are required before the most powerful upgrades can be researched. Prerequisites — Terrain requirements Cannot be built on: Lake Terrain, River Terrain Footprint 3×3 (1×1 tiles) Build cost  200 Power used  10 Build time 10 minutes XP for building  100

The Boomerang Institute is an Upgrade Building in the mobile version of Bloons Monkey City. It enables upgrades for the Boomerang Thrower to be researched, in place of the Monkey Academy in the Flash version.

Research

Tier	Upgrade	Prerequisites	City Cash cost	Time (minutes)	XP for researching
1	Multi-Target	—	300	10	30
2	Glaive Thrower	City Level 4	1,800	60	70
3	Glaive Ricochet	City Level 10	6,000	2,880	400
4	Glaive Lord	City Level 18, Archives of Knowledge built	18,000	2,880	1,000
1	Sonic Boom	—	200	15	25
2	Red Hot Rangs	City Level 4	1,200	60	50
3	Bionic Boomer	City Level 12	7,500	2,880	300
4	Turbo Charge	City Level 20, Biomech Enhancements built	28,000	2,160	800

Gallery

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