Tiamat, Evil Mother

Haste, Trample, Flying, Indestructible.
All Dragons you control have Trample Indestructible and +2/+0 and cost {c} less to cost
{g/u}{r/g}{u/r} Put a +1/+1 counter on target dragon.
{r} Tiamat gains +1/+0 till the end of the turn
{1}{u}{u} Tiamat gains firststrike.
{2}{g}{g} search your deck for a Dragon spell and
put it in your hand.
{1}{b}{b} Target Dragon gains Deathtouch until
the end of the turn.