Astro Defenders is a strategy game where you build a team of heroes to fight off endless waves of aliens. Each hero has special abilities that can really impact battles. With over 45 different units to choose from, and some being more effective than others, we’ve created a complete tier list to help you pick the best heroes for every challenge.
Grave
LegendSupportKinetic
Ranger
LegendAttackerElemental
Parasite
LegendAttackerElemental
Bloom
LegendAttackerKinetic
Wild
LegendTankKinetic
Doctor
LegendSupportElemental
Mecha
LegendTankElemental
Idol
LegendSupportKinetic
Launcher
LegendAttackerKinetic
Arbiter
LegendSupportElemental
Mutant
LegendTankElemental
Acid
LegendAttackerElemental
Void
LegendAttackerElemental
Blaster
LegendAttackerKinetic
Barrier
UniqueSupportElemental
Porter
UniqueSupportKinetic
Shadow
UniqueAttackerElemental
Panzer
LegendAttackerKinetic
Patrol
LegendTankKinetic
Crystal
LegendAttackerElemental
Operator
LegendSupportElemental
Sludge
LegendTankElemental
Gunman
LegendAttackerKinetic
Warden
LegendTankKinetic
Booster
LegendSupportElemental
Baby
LegendAttackerElemental
Professor
LegendSupportElemental
Psychic
LegendAttackerElemental
Sniper
LegendAttackerKinetic
Lightning
LegendAttackerElemental
Rookie
UniqueAttackerKinetic
Hybrid
UniqueSupportElemental
Vanguard
UniqueAttackerKinetic
Fixer
UniqueSupportKinetic
Iron
UniqueTankKinetic
Guardian
UniqueTankElemental
Controller
UniqueAttackerKinetic
Gravity
UniqueAttackerElemental
Titan
UniqueTankElemental
Pyro
UniqueAttackerElemental
Nuke
UniqueAttackerElemental
Muse
UniqueSupportKinetic
S Tier – Best Heroes in Astro Defenders
| Heroes | Rarity | Pros & Cons |
|---|---|---|
Grave |
Legend | + Provides useful attack buffs to allies that boost the overall damage output + Removes enemy debuffs from allies, ensuring proper survivability + Can revive a fallen ally, ensuring the team does not struggle during boss waves |
Ranger |
Legend | + Can switch between various guns between fights, depending on the type of wave + Recovers energy throughout the game after every kill + Hybrid hero as it can perform well in 1v1 as well as against grouped enemies |
Parasite |
Legend | + Upon death, it deals a lot of AoE damage to enemies around it + Deals increased damage to enemies and bosses based on its maxed HP + Solid pick for your formation if you want a great AoE damage dealer, capable of clearing late-game content |
Bloom |
Legend | + Deploys units that can deal damage to enemies in a line, ensuring maximum damage output + With proper upgrades, the duration of the summoned units can be increased by a significant amount + Great unit for clearing out huge grouped waves in the late game |
Wild |
Legend | + Can inflict Fear onto enemies, which can significantly reduce pressure in late-game waves + Also provides useful attack speed buffs to allies that significantly boost the team’s damage output + During battle, this unit can gain a massive shield, which ensures its survivability and longevity |
Doctor |
Legend | + Creates an AoE zone where allies can be healed, while also damaging nearby enemies + Can also make allies stealthy, which is useful for dodging enemy attacks + Great support unit for late-game progression |
Mecha |
Legend | + Fights in a suit of armor that can explode and deal a huge amount of AoE damage to enemies nearby + Can also inflict stun on nearby enemies after the suit has exploded + A pure glass canon unit that is useful for thinning out a huge amount of enemies early on |
Idol |
Legend | + Boosts the attack of the nearby ally, which increases the overall damage output of the team + Increases the attack speed of the nearest ally + A great support unit that provides useful utilities throughout the game |
| Master | Legend | + Deals huge AoE damage to enemies nearby by summoning powerful red laser beams + Applies heal blocks, which further makes the enemies vulnerable to damage + When HP is low, this unit becomes invincible and further enhances its damage with critical hits |
Launcher |
Legend | + Deals AoE damage by bombing areas of the map that can wipe out groups of enemies + The frequency of bombing increases as you progress through the game. + Self buffs the critical rate whenever there are 10 or more grouped enemies |
Blaster |
Legend | + Deals huge AoE damage to enemies in an area, capable of melting down their HP + Abilities can knockback enemies to buy time against huge boss waves + Self buffs its own attack damage whenever enemies are close |
Arbiter |
Legend | + Grants an immunity buff to the ally with the highest attack damage, ensuring survivability + Can either heal allies and reduce the incoming damage taken or increase the damage and the damage taken by enemies + Solid support and hybrid pick for any team setup |
Mutant |
Legend | + Can inflict stun onto enemies, which makes them vulnerable to incoming damage + Can pull enemies towards self to isolate and damage them while also healing self + Receives a heal boost when HP is below 50% |
Acid |
Legend | + Deals damage over time to enemies by creating an AoE Acid Zone + Becomes more and more powerful as you progress through the game + A solid pick for late-game progression |
Void |
Legend | + Shines against grouped waves, as it can pull enemies and deal damage in an area + Can inflict silence on enemies, making them vulnerable and useless + Can root enemies in a place, which makes them vulnerable to incoming damage |
A Tier Heroes
| Heroes | Rarity | Pros & Cons |
|---|---|---|
Panzer |
Legend | + Fires missiles that deal heavy damage in an area, capable of wiping out enemy waves + AoE damage makes it a solid pick for late-game progression – Weaker sustained DPS than high-tier picks |
Patrol |
Legend | + Can block enemies to restrict enemy movement + Can remove debuffs inflicted by enemies, which ensures that the team remains protected – Lacks damage in the late-game |
Crystal |
Legend | + Summons drones that slow down enemies + Deals the most serious single-target damage in the entire game – Lacks AoE damage, making it weak against grouped waves |
Operator |
Legend | + Provides useful attack and critical rate buffs to all the available allies + Dispels enemy debuffs from allies, ensuring survivability – Lacks in the damage department |
Sludge |
Legend | + Deals area damage with spray acid that also reduces attack speed + Receives less damage as you progress through the game – Damage can be inconsistent at times |
Gunman |
Legend | + One of the best single-target damage units in the entire game + Deals increased damage to enemies based on the amount of HP – Sustained DPS is weak due to its lack of AoE damage |
Warden |
Legend | + Places mines that deal damage in an area, melting through waves + Dealing damage can slow down enemies, which buys you time for healing up – Lacks in the utilities department |
| Anchor | Legend | + Deals heavy AoE damage by releasing water onto enemies + Knocks back enemies to create a gap between your team and the enemy wave – Sustained DPS is weak compared to high-tier picks |
| Commander | Legend | + Fires a continuous orbital laser onto enemies, dealing sustained DPS and melting through waves + Deals critical damage to enemies with the orbital laser beam – The critical rate buff when one enemy remains is useless |
Booster |
Legend | + Heals all the allies in an area, ensuring maximum survivability + Buffs all allies and reduces the overall damage taken – Low DPS makes it dependent on the team |
Baby |
Legend | + Shoots a laser in a small area and is far more effective against boss waves + Applies a heal block, which makes the enemies far more susceptible to incoming damage – Weak AoE damage makes this unit weak against grouped enemies |
Professor |
Legend | + This unit can revive 2 allies if they are within range + Can provide attack buffs to allies while they are reloading – Weak self-damage makes it heavily dependent on the team |
Psychic |
Legend | + Summons an AoE damage zone that deals continuous damage to enemies + Damage increases as you progress through the game – Doesn’t provide much utility, which is required for fighting boss and elite waves |
Lightning |
Legend | + Fires rounds that deal huge damage in a larger area + Teleports itself to safety whenever hit by incoming damage – Sustained DPS is not this unit’s forte |
Sniper |
Legend | + Damages enemies in a straight line, capable of penetrating through multiple enemies + Best suited against boss waves as it can deal heavy single-target damage – Struggles against grouped enemies due to its low DPS rate |
Shadow |
Unique | + Uses a shuriken that pierces through enemies, dealing heavy line AoE damage + Melts through high-tier content with upgrades – Requires proper positioning for safety |
Barrier |
Unique | + Grants shield and damage reduction boosts to the nearest allies + Protects itself with a huge shield whenever HP is below a certain level – Lacks debuff utilities for late-game progression |
Porter |
Unique | + Summons drops continuously during battles to heal allies + Recovers energy whenever enemies are nearby – Provides no debuffs that can prove costly during late-game waves |
B Tier Heroes
| Heroes | Rarity | Pros & Cons |
|---|---|---|
Rookie |
Unique | + Deals continuous damage to enemies in an area by throwing junk + This unit detonates a bomb that stuns enemies nearby, making them vulnerable to damage – Lacks sustained DPS in late-game waves |
Hybrid |
Unique | + Provides heal and shield buffs to the nearest ally + Performs well in early stages of the game – Lacks the proper utilities required for progression |
Vanguard |
Unique | + Fires missiles that deal a ton of AoE damage to grouped enemies + Dashes to the furthest ally on the team, ensuring its own safety – Weak sustained DPS makes it inconsistent against late-game waves |
Fixer |
Unique | + Boosts the attack damage of two allies with the highest attack + Cleanses any enemy debuffs for additional support – Gets outclassed by other high-tier supports |
Iron |
Unique | + Great unit for early game progression + Deals heavy AoE damage for faster wave clearing – The knockback duration is limited |
Guardian |
Unique | + Reduces enemy attack speed by summoning an electric field + Great unit for clearing early-game waves – Gets outclassed by other high-tier DPOS picks |
Controller |
Unique | + Summons a drone that is capable of melting down a single target + Great unit for clearing early game boss waves – Lacks proper AoE that restricts its damage potential |
C Tier – Worst Heroes in Astro Defenders
| Heroes | Rarity | Pros & Cons |
|---|---|---|
Gravity |
Unique | + Pulls enemies to restrict their movement and deals continuous AoE damage – Weak sustained DPS makes it a situational pick – Better units are available |
Muse |
Unique | + Provides healing to all allies in an area – Weak support in comparison to other top-tier picks – Only good in the early stages of the game |
Nuke |
Unique | + Fires a nuke that deals AoE damage and also applies heal block, making enemies vulnerable – Not a great DPS unit for late-game progression – Better units are available |
Pyro |
Unique | + Causes an explosion, dealing huge damage in an area, capable of clearing early-game waves – Becomes inefficient in the late-game – Gets outclassed by better DPS units |
Titan |
Unique | + Great tank unit and is suitable for most teams – Requires upgrades to be able to deal damage – Healing recovery is minimal and ineffective |
How to Reroll in Astro Defenders
Now that you’re familiar with the heroes in Astro Defenders, let’s talk about rerolling. Rerolling lets you get powerful heroes at the beginning of the game, which can really help you get ahead. Here’s a step-by-step guide on how to do it in Astro Defenders.
- First, start the game and play the tutorial to become familiar with the game mechanics.
- Play the game until you unlock the ‘Recruit’ feature. You can unlock this feature once you reach Sector 1-3 of the game.
- After that, use your free summon on the ‘Standard Recruit’ banner.
- Once you reach Sector 1-6 of the game, you can claim all the rewards from the mail for additional pulls.
- If you’ve not received a top-tier hero, exit the game and open the app settings. There, click on the ‘Storage & cache’ option and press the ‘Clear Data’ option to initiate the reroll.
Important: Don’t connect your account at the very beginning of the game. Wait until you’ve gotten the characters or items you want, and then link your account through the in-game settings.
You also have the option to reroll a unit during battle. Just click and hold on the unit you summoned to see your choices, where you can select either reroll or sell. Each reroll costs 2 battle currency.
Frequently Asked Questions (FAQs)
Which heroes are the best in Astro Defenders?
Grave, Ranger, Master, and Void are top-tier heroes because they excel in both dealing damage and staying alive, while also offering strong control over battles and supporting their team effectively.
Which heroes are best for beginners?
New players will have the most success with heroes who can handle many different situations, such as Ranger, Grave, Doctor, and Launcher. These heroes are good choices no matter what the game throws at you.
Which is the best hero for clearing waves?
Heroes who deal damage to an area, like Bloom, Launcher, and Blaster, are great for quickly eliminating big groups of enemies.
Is it possible to reroll units during battle?
During combat, you can tap and hold one of your summoned units to access a menu. This lets you either reroll it, which costs 2 battle currency, or sell it.
Is it worth rerolling in Astro Defenders?
Starting with a top-tier hero definitely gives you a strong boost at the beginning of the game, making it easier and faster to advance.
You can find more detailed tier lists and rerolling guides for games like Eternal Rebellion and Light Oath on GamerTop!
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2026-02-21 11:25