Ghiprax, Arcane Trickster

Deathtouch, hexproof
Whenever Ghiprax, Arcane Trickster deals
combat damage to a player you may cast a
instant or sorcery card in your hand without
paying its mana cost, the spell must have a
converted mana cost 3 or less.
"For even if you are a kobold, you can change
the world."