Koju, Jeskai Symathizer

Flying, Lifelink, Prowess
Whenever Koju, Jeskai Sympathizer becomes the target of a spell or ability, you may pay {1}{r}. If you do, Koju, Jeskai Symathizer deals damage 3 damage to the controller of that spell or ability
"Ojutai forbids even the word 'Jeskai'. The rebels need my protection though, from the other clans."