You will most likely get a Firefly or Scorch. It depends on what dragon is left and what dragon is right.
Lightning (left) Lava (right). That = Firefly
Fire (left) Lightning (right). That = Scorch
The top 10 results of blazing + iceberg in order are:EquinoxIcebergBlazingRainbowIceSnowRainFireworkFogSmoke
Storm
The result of breeding an blazing dragon and crystal dragon has 9 possible dragons you may breed which is the firefly dragon, scorch dragon, quake dragon, blazing dragon, sonic dragon, lava dragon, solstice dragon, crystal dragon, and rainbow dragon.
The five most common results of breeding chrome and flower dragons are:ForgeBrassFlowerPollenPoison
Results of current and tree dragons can be mud, crystal, or seaweed dragons.
You get a plant dragon.
probably a chrome
You get the scorch dragon
you get a poision dragon
Mud dragon!!
Blue fire
90% moss