Eragon Shurtugal

First Strike, Deathtouch
If Eragon and Saphira are in the Battelfield under your control they Mutate to the creature Eragon and Saphira with all the effects and markers the creatures of Eragon and Saphira. This creature also has power and thoughness equal to Eragon and Saphira together.
{t}{r}Destroy target creature
{t}{g}Eragon gains +1/+1
Each turn Eragon gains one {s}. If Eragon has {s}{s}{s}{s}{s} he gains the subtype elf, he gains +5/+5, and any negative effect that would target Eragon roll a d6