殺 means to kill and is a JLPT N3 kanji. It has 10 strokes and uses the weapon / club radical (殳).
Stroke order · 10 strokes
On'yomi (音読み)
サツ、サイ
Kun'yomi (訓読み)
ころ(す)、、そ(ぐ)
Radical
殳 · weapon / club
Strokes
10
How to remember 殺
Taking a life with a weapon (殳) — a difficult kanji with a difficult meaning. It appears in news and detective stories; better not to see it in real life.