Champions of Kamigawa

Tatsumasa, the Dragon's Fang

Equipped creature gets +5/+5.
{6}, Remove Tatsumasa, the Dragon's Fang from the game: Put a 5/5 blue Dragon Spirit creature token with flying into play. Return Tatsumasa to play under its owner's control when that token is put into a graveyard.
Equip {3}

Equipped creature gets +5/+5.
{6}, Exile Tatsumasa, the Dragon's Fang: Create a 5/5 blue Dragon Spirit creature token with flying. Return Tatsumasa to the battlefield under its owner's control when that token dies.
Equip {3}