Deadly Fighters

Deadly Fighters gets +1/+1 for each red and/or
blue creatures you control.
{1}{r} {t}Deadly Fighters deals damage to target
creature equal to its power.
{2}{u}{t} Deadly Fighters gets +0/+3 until end
of turn.
{u}{r}{t} Target black creature can't attack this
turn.
All the battles the three of them survived
were warm ups for the final fight!