Tiamat

Indestructible Double strike Flying Deathtouch
Haste Trample
{w}{x} Create X 1/1 Red Dragon creature tokens
{u}{x} Tap Target creature for X turns
{b}{x} Destroy target creature with converted
mana cost X or less
{r}{x} Deal X Damage to any target
{g}{x} Create a X/X green dragon creature token