The target genre is Puzzle which fits to hybridcasul audience. You can get inspiration by;

1. Hypercasualizing old concepts
2. Hypercasualizing casual/paid hits
3. Extracting CPI-friendly features

Where to find ideas?

• Kongregate, Miniclip, itch.io, addictinggames.com, FB Gaming, etc.
• Forgotten HC concepts (charting 2+ years ago)

How to filter them? Where to focus?

• Concepts which translate well to 1-touch controls
• Light on art and complexity

Challenges you must solve

• Unfit visuals: HC theme & context needed
• Accessibility: simplify rules and controls (e.g. double inputs)

Typical advantages

• Ready-made levels and progression, or gameplays well-suited for procedural level gen
• Ready-made cohesive ruleset

Challenges you must solve

• Neutralize themes (casual is less mass-market)
• Make it visually impressive and rewarding (find a “wow” moment)
• Simplify progression, focus purely on gameplay & forgiveness (cf. Collect Em All)

Typical advantages

• Proven engagement potential

Tips & Must Haves

1. Simple visual associations
2. The first  frame says it all
3. Reward every input

Resources

1- https://appmagic.rocks/top-charts/apps?tag=78