b. Controls:
The game offers intuitive controls for smooth gameplay. Use the touchscreen to navigate your spacecraft and dodge enemy attacks. Tap the screen to shoot your primary weapon, and unleash devastating special attacks by activating the Super Guns.

c. Upgrades and Power-ups:
As you progress through the game and defeat enemies, you'll earn coins and experience points (XP). Use these to upgrade your spaceship's weapons, defense, and special abilities. Collect power-ups dropped by defeated enemies to gain temporary advantages such as shields, bonus points, or enhanced firepower.

2. Gameplay Mechanics:

a. Combos and Chain Reactions:
To maximize your score and dominate the game, focus on creating combos and chain reactions. Destroying enemies in quick succession builds up your combo meter, yielding bonus points and power-up drops. Use your secondary weapons strategically to trigger multiple chain reactions and wipe out entire waves of enemies.

b. Boss Battles:
Prepare for intense boss battles at the end of each galaxy. These formidable foes will put your skills to the test. Study their attack patterns, dodge their projectiles, and unleash all your firepower to defeat them. Successfully defeating a boss grants you valuable rewards and unlocks new galaxies.

c. Adrenaline Mode and Super Guns:
Fill up your adrenaline bar by continuously destroying enemies. When the bar is full, activate Adrenaline Mode, which temporarily enhances your ship's firepower and enables you to unleash devastating Super Guns. Destroy enemies with Super Guns to earn additional points and obliterate them in style.

3. Level Walkthrough:

a. Galaxy 1: The Beginning:
The first galaxy serves as an introduction to the game mechanics. Navigate your spaceship through asteroid fields and waves of enemy ships. Take down enemy fighters and collect power-ups to strengthen your ship. Defeat the boss at the end to advance to the next galaxy.

b. Galaxy 2: Cosmic Cliffs:
In the second galaxy, you'll face more challenging enemies and encounter new obstacles, such as cosmic cliffs. These cliffs restrict your movement, making it crucial to hone your dodging skills. Keep an eye out for hidden power-ups that can aid you in overcoming these obstacles. Conquer the boss to unlock the next galaxy.

c. Galaxy 3: Space Invasion:
Galaxy 3 takes the intensity up a notch. Face relentless waves of enemy ships that launch coordinated attacks. Master your combo and chain reaction skills to take them down swiftly. Collect power-ups and upgrade your ship to boost your chances of survival. The boss battle at the end will test your endurance and strategy.

d. Galaxy 4: The Final Showdown:
Prepare for the ultimate battle against the Black Matter itself in Galaxy 4. This galaxy presents the most challenging levels yet, with stronger enemies and relentless bosses. Upgrade your ship to its maximum potential and use your skills wisely. Defeating the Black Matter will decide the fate of the universe!

Conclusion:
Congratulations on completing the Shootero: Galaxy Space Shooter walkthrough! You're now equipped with the knowledge and skills to conquer the stars and save the galaxy. Remember to upgrade your spaceship, utilize power-ups, and perfect your shooting techniques. With each victory, you bring closer the restoration of peace and order in the cosmos. Good luck, and happy shooting!