A troll is someone who breaks site rules habitually, often just for the sheer thrill of doing so. A sockpuppet is a fake account created with the express purpose of bypassing a ban or performing malicious actions repeatedly. Serious trolls often create multiple sockpuppet accounts.
Also, a greenhorn is a newbie.
For further actions, you may consider blocking this person and/or reporting abuse
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A troll is someone who breaks site rules habitually, often just for the sheer thrill of doing so. A sockpuppet is a fake account created with the express purpose of bypassing a ban or performing malicious actions repeatedly. Serious trolls often create multiple sockpuppet accounts.
Also, a greenhorn is a newbie.