A dragon's scale can be carved into a mighty shield, provided you can procure a dragontooth to cut it.

Forgotten Realms Commander

Shivan Hellkite

Flying
{1}{R}: Shivan Hellkite deals 1 damage to any target.

Flying (This creature can't be blocked except by creatures with flying or reach.)
{1}{R}: Shivan Hellkite deals 1 damage to any target.

Flying
{1}{R}: Shivan Hellkite deals 1 damage to target creature or player.

Flying
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R Shivan Hellkite deals 1 damage to target creature or player.