You need a lightpet and chitin in the last hotbar. Once you find one, clap emote to turn your light pet on, then it will do a little dance animation. Feed it chitin and it will run away. Dont chase it yet. Youll see a red light. When it goes green, run to it. Usually about 5 seconds. Dont move while its red or it will web blast you. Feed chitin, repeat. Pretty easy tame actually.

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