He's almost similar to Ribb, with the only difference being he can't withstand electricity and fire and doesnt go forward several meters after passive ability used.
Unlockable - [Passive] Shield: Protect SIr Gylbard from obstacles(max 3
if fully upgraded) excluding electricity, fire,
wisps, falling, and The Darkness
[Activate] Thrust: Break obstacles and kills creatures within 3
meters in front of you
Sir Gylbard have a blue armor, golden shield, and a sword.
The helm have 3 spikes and the shield only have one.
Weirdly, the sword doesn't have a sharp edge.