BTOB casting rumours: spilling the tea

It's an intriguing topic to discuss.
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CLIP IN THE VIDEO
Beatcom 4th gen fan meeting:    • 비투비 (BTOB) - 비트콤 144화 (멜로디 4기 팬미팅 VCR...  
Singing Battle:    • Daniel's twist! [Singing Battle / 201...  
The Player Ep 3:    • [ENG] ‘2차 퀘스트’ 같은 노래 다른 너낌? 힙함+파워풀+흥나...  
Running Man BTOB special:    • [HOT CLIPS] [RUNNINGMAN] BTOB's song ...  
Hyunsik Masked Singer: https://kshow123.tv/show/king-of-mask...
Mystery Duet:    • [Eng Sub] Mystery Duets 미스터리 듀엣 - Lee...  

Extra note:
1. The highest fee article originally comes from TheQoo and Allkpop so take it with a grain of salt: https://hype.my/2021/225476/south-kor...
2. However, what Hodong and Heechul said might come from insider.
3. Idol graph:    • 남자아이돌 2022년 1학기 성적발표  


SONG IN THE VIDEO
Lee Changsub- Surrender
BTOB- Show and Prove