>>36185338Warlocks have lower spell levels than most other classes. They scale slower, and have less slots, but replenish on short rests. So at level 2, he has 2 cantrips and 2 level one slots.
http://dnd5e.wikidot.com/spells:warlockThere's a fuck ton. He also has something called Eldritch Invocations, which are non-spell abilities that buff certain aspects of the Warlock. Curiobot's temporary HP life steal means that it has a pact with a Fiend.