The Last Hero

Activate this Incident 10 turns after Evil Unleashed is activated.
Each player gets an Emblem with the text "Creatures you control gain +1/+1 when fighting creatures controlled by Endbringer."
The player that defeats Endbringer gains an emblem with the text "Spells you cast cost {3} less to cast. Opponents must pay {1} equal to the combined power of their attacking creatures when they attack you."