By the time you cast this, Burn has already gotten enough mileage from its creatures) Black Inquisition of Kozilek Disfigure Smallpox Bile Blight Vault Skirge Honorable mention : Pharika's Cure It's a trap!: Thoughtseize (Not nearly as bad against Burn as some people think, but use it wisely
for example, Evendo Brushrazer and Midnight Reaper only trigger off nontoken deaths
You can try to cut it and play those lands instead: 1 Gemstone Mine (the first one is acceptable, but sucks in multiples), 1 Spirebluff Canal and 2 additional fetchlands
What kind of cards pair well with Liesa
There are also silver-bordered cards, which are cards from Un -sets
Personally, I think youd be better off making your other creatures five-colored with something like Scuttlemutt, especially if youre not putting Jenson and his cast trigger in the command zone