Unlikely Duo

Surge {w/b}{u/b}{b/r}{b/g}{b} (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.)
Unlikely Duo enters the battlefield with X Anniversary counters, where X is the number of complete years since 2/10/16. At the beginning
of your upkeep, you may place X +1/+1 counters on X creatures and each opponent loses
5 life unless an opponent places X -1/-1 counters on X creatures you or your teammates don't control.