Puzzle 80 (Akari)

This is an Akari puzzle.

Rules

Puzzle 79 (Island Line Nurikabe)

This is a Nurikabe variation inspired by Palmer Mebane's Line Nurikabe.

Rules: Standard Nurikabe rules, except that there may not be four consecutive white cells in a row or column. (Equivalently, you can not overlay an I tetromino on any island cells.)

Puzzle 78 (Tapa)

This is a Tapa puzzle. This puzzle type was created by Serkan Yürekli. 

Rules