Jeska, Artisan of War

+1: Until end of the turn, target creature gains trample, haste and gets +X/+0, where X is its power.
0: Deals 3 damage to target creature, and it loses indestructible until end of turn. If that creature would die this turn, exile it instead.
-6: Target player gets an emblem with: whenever a player or creature deals damage to you, it deals double that damage instead.