Avatar Roku, Firebender

Mana Cost: {3}{R}{R}{R}
Total Cost: 6
Type: Legendary Creature — Human Avatar
Description: Whenever a player attacks, add six {R}. Until end of combat, you don’t lose this mana as steps end.
{R}{R}{R}: Target creature gets +3/+0 until end of turn.
Power: 6
Toughness: 6
Colors: R