Summary
Fusing units has a lot of benefits inSquad Busters. By using Fusions, the chest cost in battles can be reduced significantly, and you’re able to add more units. However, for a certain Fusion to spawn during a match, you must first unlock it by collecting the required number of units.
For instance, if you want to unlock a character’s Classic Fusion perks, you need ten baby versions. Similarly, to unlock the Super Fusion, you need to get ten Classic ones and so on. With so many characters having different abilities, it is important that you focus on evolving the troops with the most Fusion potential.

10Battle Healer
Significantly Increases Healing Abilities
As a baby, the Battle Healer canboost the health of your allies by 400.But if you manage to unlock her Classic and Super Fusion, the health boost can increase significantly, up to 600, and with every chest you open, your party can gain some HP.
Her base health is 1800, and with Fusion, her health can go up to 6300, making herone of the best healing units in the game. Adding Battle Healer to your squad ensures you stand against your enemies till the very end.

9Mortis
Revives Up To Four Busted Monsters In The Squad
Mortis is an epic all-rounder troop with the ability toraise any monsters you defeat to aid you in battle. His baby version canrevive any three enemiesyou busted, and his Classic Fusion turns them into bats. If you use him strategically, you can add goblins, giant skeletons, and even Kaiju to your squad to take out other players.
You should absolutely invest in Mortis and keep an eye out for his units, which are available under the daily deals section in the shop. Unlockinghis Ultra Fusion perk allows enemies you revive to spawn bats,dealing damage to your opponents.

8Hog Rider
Turbo Recovers Faster In Tall Grass
You need to obtain a significant amount of Turbo to cover the map and defeat monsters quickly. Therefore, investing in Hog Rider and evolving him is a good option if you have managed to obtain him.
His baby ability givesa boost of Turbo when on grass, but if you evolve him to Classic and Super, not only the ability lasts longer, but the Turbo recharges much faster. Hog Rider isa decent fighter with high DPSand is a must-have in your squad for modes against major enemy bosses like Golem or Mega Knight.

7Witch
More Skeletons And More Damage
Witch isone of the best charactersand is capable of summoning skeletons that deal damage to nearby enemies, even in her baby form. However, if you manage to obtain her Super Fusion, she cansummon more unitsand use her specialSkeleton Barrel Spell,where you may throw a barrel full of her minions on nearby enemies.
Using Witch strategically in your matches can give you an upper hand, thanks to herhigh damage outputand HP; therefore, you should definitely evolve her. Her Ultra fusion can make her skeleton army stronger and increase their attack rate.

6Medic
Heal Packs And Increased Passive Healing
Medic is a rare healer that canhelp your squad regain health over time. His Classic Fusion is a must-unlock for early to mid-game, which makes him throw Heal Packs at allies that greatly boost HP.
For late game, if you unlock his Super and Ultra Fusion forms, he canpassively heal allies while also throwing strong Heal Packs for them.His Classic fusion form is a must-unlock if you want your party to stand against endgame teams and tough monsters.

5Trader
Increases Gems Production
Trader is undoubtedlyone of the most useful supplier unitsin Squad Busters as it allows players tofarm gems, which is crucial for winning a battle. His baby form grants two gems for every 15 coins you pick up. Evolving him not only increases the number of gems but also provides asmall HP buff for allies.
His Super and Ultra Fusion forms furtherenhance the HP recovered and the amount of gems received.Pair Trader with other suppliers like Greg to farm coins and gems during matches and increase your chances of winning.

4Heavy
Increases Attack And Healing Rate
Heavy isa great ranged defenderin its baby form, and if you unlock his Fusion perks, he can easily help you win battles with his fierce abilities, no matter what the mode is. His Classic Fusionshoots faster and enables healing, while his Super Fusion significantlyincreases the speed of his attacks.
Using him with strong melee units likeBarbarian King and El Primocan make your squad impenetrable and help you take down monsters, too. Unlocking his Ultra can help him heal and shoot faster, but even his Super Fusion is extremely OP.

3Tank
Enters Overdrive And Control Tanks
Tank on her own is a pretty great unit to use in all modes, thanks to her ability touse tanks that spawn in different areas of the map. But it is her Classic Fusion where she shines the most.
Tank, when in her Fusion form, is capable ofdishing out high amounts of damage whenever her tanks enter Overdrive.She is a must-pick-up for your squad and is best paired with ranged and melee units. Her Super and Ultra form makes her tanks start with Overdrive and repairs them as well.

2Barbarian King
Melee Units Attack Faster
Barbarian King conquers the toughest of opponents when paired with other melee units, even in his basic form. If you evolve him, not onlyhe can boost your melee units,but he can become a powerhouse himself and canuse his Iron Fist to deal serious damage.
If you want your squad to be unstoppable, always choose Barbarian King in your battles. Unlocking his Super and Ultra Fusionsallows him to heal when idleand unlocks a Super Rage spell that canincrease the attack rate of your units.

1Archer Queen
Enhance Abilities Of Ranged Units
A great ranged attacker unit, the Archer Queen is best paired with other ranged units as she canincrease their attack speed.Her Classic Fusion form fires arrows at foes that can explode, and her decent HP helps her withstand bigger enemies.
Unlocking her Super and Ultra form makes Archer Queenregain HP when idle and gives a powerful X-Bow spell.Using the spell, you can place anX-Bow that fires arrowsdealing damage to enemies. Even if you can’t unlock her Ultra, verify to at least get her Super tohelp Archer Queen heal in matches.