Asteria is under siege! Take up arms as the commander and find the perfect strategy in this hero filled tower defense game. Will you become a Defender of Asteria or fall short?
We are not affiliated with IsThereAnyDeal.







Defenders of Asteria will become free to play soon DEFEND THE KINGDOM Weakened by the Asterian War the kingdom scrambles to defend its key points, and its up to you to command the army to victory! Becoming a true Defender of Asteria takes courage and wit, will you survive the onslaught or fall to the hordes of enemies knocking at your door? DIFFERENT WAYS TO PLAY Take on quickplay if you want to find the perfect strategy and earn achievements. Then if you feel like a true strategist try your hand at the constantly scaling endless mode and survive as long as you can! With different heroes and perks to use there is lots of strategies to find. TAKE ON RAIDS A true war of attrition, take on raid maps to put your skills to the test. Each raid map has a unique boss to slay and an achievement to match. You are in for the long haul with this mode. KEY FEATURES
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.







Defenders of Asteria will become free to play soon DEFEND THE KINGDOM Weakened by the Asterian War the kingdom scrambles to defend its key points, and its up to you to command the army to victory! Becoming a true Defender of Asteria takes courage and wit, will you survive the onslaught or fall to the hordes of enemies knocking at your door? DIFFERENT WAYS TO PLAY Take on quickplay if you want to find the perfect strategy and earn achievements. Then if you feel like a true strategist try your hand at the constantly scaling endless mode and survive as long as you can! With different heroes and perks to use there is lots of strategies to find. TAKE ON RAIDS A true war of attrition, take on raid maps to put your skills to the test. Each raid map has a unique boss to slay and an achievement to match. You are in for the long haul with this mode. KEY FEATURES
Asteria is under siege! Take up arms as the commander and find the perfect strategy in this hero filled tower defense game. Will you become a Defender of Asteria or fall short?
We are not affiliated with IsThereAnyDeal.
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.