Praetorian Pool

{w}{x}{x}{t} - Gain X life
{u}{x}{t} - Counter target spell with converted
mana cost X or less
{b}{x}{x}{t} - Return target creature with converted
mana cost X or less from any graveyard to the battlefield tapped under your control
{r}{x}{t} {dash} Deal X damage to any target
{g}{x}{x}{t} {dash} Target creature gains +X/+X and has trample until your next turn