To improve your skills, practice regularly, learn enemy patterns, and master the parry mechanic. Focus on boss fights and attempt to complete each level without taking damage for better item rewards.

Cuphead: Pocket Helpmate offers various weapons, including a peashooter, spread shot, and bombs. Each has unique strengths, so it's essential to choose the right weapon based on your play style and the enemies you face.

To unlock new characters, you must complete certain levels and defeat specific bosses. Progressing through the game and finding hidden items can also lead to character unlocks.

Defeating bosses requires strategy. Here’s a detailed approach:
1. Study the boss patterns to anticipate attacks.
2. Use a combination of dodging and strategic weapon usage.
3. Utilize parry opportunities to gain super meter.
4. Focus on staying mobile to avoid damage while dealing hits.

Coins are collectible items scattered throughout levels. You can use them to purchase upgrades, new weapons, and charms at the shop. Collecting coins enhances your combat capabilities and assists in tougher battles.