Topi Niemela is the Maple Leafs' top defensive prospect who had a strong first season with the Marlies, showcasing his potential to be an effective two-way defender with his smart play and ability to contribute offensively.

Topi Niemelä, a defenseman for the Toronto Maple Leafs, is a promising player known for his right-handed playmaking abilities and defensive awareness, despite lacking size. His experience playing against men in Finland has prepared him for potentially joining the Leafs' lineup.