This article explains how paylines count matching symbols along set lines,...

https://padlet.com/oliviastill30bhfjv/bookmarks-s0256pr3xnyqt2de2c5k/wish/94PGWnLXD29rQLRV

This article explains how paylines count matching symbols along set lines, while cluster games pay for connected groups. It shows what wilds can replace and why many cannot stand in for scatters or bonus symbols