[MV] Lee Seung Yoon - Warped Exterior

[MV] Lee Seung Yoon - PunKanon

[MV] Lee Seung Yoon - POKZOOK TIME

[MV] Lee Seung Yoon - Anthems of Defiance

[MV] Lee Seung Yoon - 28k LOVE!!

[MV] Lee Seung Yoon - YEOK SEONG (Waterfall)

Flashing/strobing light, especially through the end.

[MV] Lee Seung Yoon - Shelter of Dreams

[MV] Lee Seung Yoon - Pricey Hangover

Quite flash-y throughout.

[MV] Lee Seung Yoon - Upon A Smile

[MV] LEE SEUNG YOON - Words Befitting One Who Loves Someone

[MV] LEE SEUNG YOON - Unspoken

[MV] Lee Seung Yoon - SHUT UP & SQUAT

Official channel link

Lol.