This is always a fun game!
you can just to use either 'My warlock is so powerful... " or "My warlock is so weak ..."
My Warlock is so powerful, summoning my doomduard still kills a random party member.
My Warlock is so powerful, i have seven soulstones and Hary potter is trying to destroy them all.
My Warlock is so powerful, when i use metamorphosis i turn into Kiljaeden.
My warlock is so weak, my imp summons me.