Akshan, The Rogue Sentinel

First strike.

When Akshan enters the battlefield or attacks create Warlord's Palace, an artifact token, on the battlefield, or remove a countdown counter from it.

Level up (If Warlord's Palace reaches 0 or less countdown tokens, grant Akshan +1/+1 and "When Akshan enters the battlefield or attacks create Warlord's Hoard, an artifact token, on the battlefield, or remove a countdown token from it. Akshan no longer creates Warlord's Palace on enter or attack.")