Commander Zavala

Vigilance, First Strike
Vanguard Operation — At the beginning of your Upkeep, you may exile 3 other Lightbearers you control until Commander Zavala leaves the battlefield.
At the beginning of combat on each turn, put X Strike counters on Commander Zavala, where X is equal to the number of creatures in exile due to Commander Zavala's effect divided by 3 . Then, deal 3 damage to each opponent for each Strike counter on Commander Zavala.